Rakuten Kobo

Handlekurv

Titlene er ikke tilgjengelige for kjøp

Se gjennom handlekurven din. Du kan fjerne titlene som ikke er tilgjengelige nå eller vi fjerner dem automatisk ved kassen.

titlertittel

- Ubegrenset tilgang til e-bøker
  
  Ubegrenset tilgang til lydbøker
  
  Ingen binding, si opp når som helst på kobo.com/account/subscriptions
  
  Få 1 kreditt hver måned for lydboken du selv velger
  
  Ingen binding, si opp når som helst på kobo.com/account/subscriptions
  
  Ubegrenset tilgang til e-bøker
  
  Ubegrenset tilgang til lydbøker
  
  Ingen binding, si opp når som helst på kobo.com/account/subscriptions
  Lydbok
  av ,
  
  Tilgjengelig:
  
  . Ingen binding, si opp når som helst på kobo.com/account/subscriptions.
  
  Forhåndsbestille
  1 lydbok hver måned
  
  + GRATIS prøveperiode på 30 dager
  
  Spesialtilbud
  
  Få 1 kreditt hver måned som du kan løse inn mot en valgfri lydbok
  
  *Ingen forpliktelser, du kan avslutte når som helst
  
  GRATIS

titlertittel

Ubegrenset tilgang til e-bøker

Ubegrenset tilgang til lydbøker

Ingen binding, si opp når som helst på kobo.com/account/subscriptions

Få 1 kreditt hver måned for lydboken du selv velger

Ingen binding, si opp når som helst på kobo.com/account/subscriptions

Ubegrenset tilgang til e-bøker

Ubegrenset tilgang til lydbøker

Ingen binding, si opp når som helst på kobo.com/account/subscriptions
Lydbok
av ,

Tilgjengelig:
. Ingen binding, si opp når som helst på kobo.com/account/subscriptions.

Forhåndsbestille
1 lydbok hver måned

+ GRATIS prøveperiode på 30 dager

Spesialtilbud

Få 1 kreditt hver måned som du kan løse inn mot en valgfri lydbok

*Ingen forpliktelser, du kan avslutte når som helst

GRATIS

Anbefalt for deg

Lydbøker

Four Thousand Weeks

Embrace your limits. Change your life. Make your four thousand weeks count.

av Oliver Burkeman ...

Fortalt av Oliver Burkeman ...

Uforkortet

5 timer 54 min

A life-changing gift of a book: What if you tried to stop doing everything, so you could finally get round to what counts?**The Instant Sunday Times bestseller**Rejecting the futile modern obsession with 'getting everything done,' Four Thousand Weeks introduces readers to tools for constructing a meaningful life by embracing rather than denying their limitations.Drawing on the insights of both ... Les mer

161,64 kr

A life-changing gift of a book: What if you tried to stop doing everything, so you could finally get round to what counts?**The Instant Sunday Times bestseller**Rejecting the futile modern obsession with 'getting everything done,' Four Thousand Weeks introduces readers to tools for constructing a meaningful life by embracing rather than denying their limitations.Drawing on the insights of both
... Les mer
Lydbøker

The Order of Time

av Carlo Rovelli ...

Fortalt av Benedict Cumberbatch ...

Uforkortet

4 timer 19 min

One of TIME’s Ten Best Nonfiction Books of the Decade"Meet the new Stephen Hawking . . . The Order of Time is a dazzling book." --The Sunday TimesFrom the bestselling author of Seven Brief Lessons on Physics, Reality Is Not What It Seems, Helgoland, and Anaximander comes a concise, elegant exploration of time.Why do we remember the past and not the future? What d... ... Les mer

148,20 kr

One of TIME’s Ten Best Nonfiction Books of the Decade"Meet the new Stephen Hawking . . . The Order of Time is a dazzling book." --The Sunday TimesFrom the bestselling author of Seven Brief Lessons on Physics, Reality Is Not What It Seems, Helgoland, and Anaximander comes a concise, elegant exploration of time.Why do we remember the past and not the future? What d...
... Les mer
Lydbøker

A Brief History Of Time

From Big Bang To Black Holes

av Stephen Hawking ...

Fortalt av John Sackville ...

Uforkortet

7 timer 18 min

Brought to you by Penguin.Was there a beginning of time? Could time run backwards? Is the universe infinite or does it have boundaries?These are just some of the questions considered in the internationally acclaimed masterpiece by the world renowned physicist - generally considered to have been one of the world's greatest thinkers.It begins by reviewing the great theories of the cosmos from Newton ... Les mer

149,20 kr

Brought to you by Penguin.Was there a beginning of time? Could time run backwards? Is the universe infinite or does it have boundaries?These are just some of the questions considered in the internationally acclaimed masterpiece by the world renowned physicist - generally considered to have been one of the world's greatest thinkers.It begins by reviewing the great theories of the cosmos from Newton
... Les mer
Lydbøker

Becoming Supernatural: How Common People Are Doing The Uncommon

av Dr. Joe Dispenza ...

Fortalt av Adam Boyce ...

Uforkortet

14 timer 6 min

The author of the New York Times bestseller You Are the Placebo, as well as Breaking the Habit of Being Yourself and Evolve Your Brain, draws on research conducted at his advanced workshops since 2012 to explore how common people are doing the uncommon to transform themselves and their lives. Becoming Supernatural marries the some of the most profound scientific information with ancient wisdom to ... Les mer

314,99 kr eller gratis med Kobo Plus

The author of the New York Times bestseller You Are the Placebo, as well as Breaking the Habit of Being Yourself and Evolve Your Brain, draws on research conducted at his advanced workshops since 2012 to explore how common people are doing the uncommon to transform themselves and their lives. Becoming Supernatural marries the some of the most profound scientific information with ancient wisdom to
... Les mer
Lydbøker

Material World

A Substantial Story of Our Past and Future

av Ed Conway ...

Fortalt av Ed Conway ...

Uforkortet

15 timer 11 min

**Brought to you by Penguin.THE SUNDAY TIMES BESTSELLER**Sand, salt, iron, copper, oil and lithium. They built our world, and they will transform our future.These are the six most crucial substances in human history. They took us from the Dark Ages to the present day. They power our computers and phones, build our homes and offices, and create life-saving medicines. But most of us take them ... Les mer

198,94 kr

**Brought to you by Penguin.THE SUNDAY TIMES BESTSELLER**Sand, salt, iron, copper, oil and lithium. They built our world, and they will transform our future.These are the six most crucial substances in human history. They took us from the Dark Ages to the present day. They power our computers and phones, build our homes and offices, and create life-saving medicines. But most of us take them
... Les mer
Lydbøker

Reality Is Not What It Seems

The Journey to Quantum Gravity

av Carlo Rovelli ...

Fortalt av Roy McMillan ...

Uforkortet

6 timer 11 min

Penguin presents the unabridged, downloadable, audiobook edition of Reality is Not What it Seems by Carlo Rovelli, read by Roy McMillan.From the best-selling author of Seven Brief Lessons on Physics comes a new book about the mind-bending nature of the universePenguin presents the unabridged, downloadable, audiobook book edition of Reality is Not What it Seems by Carlo Rovelli, read by Roy ... Les mer

124,34 kr

Penguin presents the unabridged, downloadable, audiobook edition of Reality is Not What it Seems by Carlo Rovelli, read by Roy McMillan.From the best-selling author of Seven Brief Lessons on Physics comes a new book about the mind-bending nature of the universePenguin presents the unabridged, downloadable, audiobook book edition of Reality is Not What it Seems by Carlo Rovelli, read by Roy
... Les mer
Lydbøker

The First Three Minutes

A Modern View of the Origin of the Universe

av Steven Weinberg ...

Fortalt av Raymond Todd ...

Uforkortet

5 timer 37 min

A Nobel Prize-winning physicist explains what happened at the very beginning of the universe, and how we know“Science writing at its best.” ―New York Review of BooksOur universe has been growing for nearly fourteen billion years. But almost everything about it can be traced back to what happened in just the first three minutes of its existence.In this book, Nobel laureate Steven Weinberg describes ... Les mer

171,99 kr

A Nobel Prize-winning physicist explains what happened at the very beginning of the universe, and how we know“Science writing at its best.” ―New York Review of BooksOur universe has been growing for nearly fourteen billion years. But almost everything about it can be traced back to what happened in just the first three minutes of its existence.In this book, Nobel laureate Steven Weinberg describes
... Les mer
Lydbøker

A Short History of Nearly Everything

The bestselling popular science book of the 21st Century

av Bill Bryson ...

Fortalt av Bill Bryson ...

Serie Lydbok 5 - Bryson
Forkortet

5 timer 47 min

Featuring a special introduction written for the audiobook edition and read by the authorA Radio 4 Book Club Selection.The ultimate eye-opening journey through time and space, A Short History of Nearly Everything is the biggest-selling popular science book of the 21st century and has sold over 2 million copies.Bill Bryson describes himself as a reluctant traveller, but even when he stays safely at ... Les mer

174,07 kr

Featuring a special introduction written for the audiobook edition and read by the authorA Radio 4 Book Club Selection.The ultimate eye-opening journey through time and space, A Short History of Nearly Everything is the biggest-selling popular science book of the 21st century and has sold over 2 million copies.Bill Bryson describes himself as a reluctant traveller, but even when he stays safely at
... Les mer
Lydbøker

Giza: The Tesla Connection

Acoustical Science and the Harvesting of Clean Energy

av Christopher Dunn ...

Fortalt av Micah Hanks ...

Uforkortet

9 timer 41 min

• Explains how the pyramids harmonized seismic energy, which enabled the harvesting of electricity and the mitigation of earthquakes• Shares recent cutting-edge research on earthquake lights, acoustic frequency measurements and energy concentration within the Great Pyramid, the shafts of the Queen’s Chamber, the scorch marks that support the King’s Chamber explosion hypothesis, and the ... Les mer

185,16 kr

• Explains how the pyramids harmonized seismic energy, which enabled the harvesting of electricity and the mitigation of earthquakes• Shares recent cutting-edge research on earthquake lights, acoustic frequency measurements and energy concentration within the Great Pyramid, the shafts of the Queen’s Chamber, the scorch marks that support the King’s Chamber explosion hypothesis, and the
... Les mer
Lydbøker

On the Equality of All Things

Physics and Philosophy

av Carlo Rovelli ...

Fortalt av Roy McMillan ...

Uforkortet

5 timer 48 min

The global bestselling superstar ‘poet of physics’ returns with a dazzling philosophical exploration of our place in the universeWhat can we really know about the world around us? Or is there beauty in daring not to know?With clarity and lightness, acclaimed physicist Carlo Rovelli takes us on a journey of enlightenment, to the speculative frontiers of modern physics and the boundaries of thought. ... Les mer

174,07 kr

The global bestselling superstar ‘poet of physics’ returns with a dazzling philosophical exploration of our place in the universeWhat can we really know about the world around us? Or is there beauty in daring not to know?With clarity and lightness, acclaimed physicist Carlo Rovelli takes us on a journey of enlightenment, to the speculative frontiers of modern physics and the boundaries of thought.
... Les mer
Lydbøker

Seven Days that Divide the World, 10th Anniversary Edition

The Beginning According to Genesis and Science

av John C. Lennox ...

Fortalt av Justin Brierly ...

Uforkortet

5 timer 37 min

Now revised and updated--John Lennox's acclaimed method of reading and interpreting the first chapters of Genesis without discounting either science or Scripture.What did the writer of Genesis mean by "the first day?" Are the seven days in Genesis 1 a literal week or a series of time periods? If I believe that the earth is 4.5 billion years old as cosmologists believe, am I denying the authority ... Les mer

222,21 kr

Now revised and updated--John Lennox's acclaimed method of reading and interpreting the first chapters of Genesis without discounting either science or Scripture.What did the writer of Genesis mean by "the first day?" Are the seven days in Genesis 1 a literal week or a series of time periods? If I believe that the earth is 4.5 billion years old as cosmologists believe, am I denying the authority
... Les mer
Lydbøker

The Holographic Universe

The Revolutionary Theory of Reality

av Michael Talbot ...

Fortalt av Nick Mondelli ...

Uforkortet

13 timer

Nearly everyone is familiar with holograms—three-dimensional images projected into space with the aid of a laser. Two of the world's most eminent thinkers believe that the universe itself may be a giant hologram, quite literally a kind of image or construct created, at least in part, by the human mind. University of London physicist David Bohm, a protégé of Einstein and one of the world's most ... Les mer

231,47 kr

Nearly everyone is familiar with holograms—three-dimensional images projected into space with the aid of a laser. Two of the world's most eminent thinkers believe that the universe itself may be a giant hologram, quite literally a kind of image or construct created, at least in part, by the human mind. University of London physicist David Bohm, a protégé of Einstein and one of the world's most
... Les mer
Lydbøker

Anaximander

And the Nature of Science

av Carlo Rovelli ...

Fortalt av Roy McMillan ...

Uforkortet

5 timer 43 min

Brought to you by Penguin.The bestselling author of Seven Brief Lessons on Physics illuminates the nature of science by exploring the revolutionary ideas of one of its great forefathers: the Greek philosopher AnaximanderOver two millennia ago, a Greek philosopher had a number of wondrous insights that paved the way to cosmology, physics, geography, meteorology, and biology, setting in motion a new ... Les mer

161,64 kr

Brought to you by Penguin.The bestselling author of Seven Brief Lessons on Physics illuminates the nature of science by exploring the revolutionary ideas of one of its great forefathers: the Greek philosopher AnaximanderOver two millennia ago, a Greek philosopher had a number of wondrous insights that paved the way to cosmology, physics, geography, meteorology, and biology, setting in motion a new
... Les mer
Lydbøker

The Order of Time

av Carlo Rovelli ...

Fortalt av Benedict Cumberbatch ...

Uforkortet

4 timer 19 min

Winner of Audiobook of the Year at The Specsavers National Book Awards 2018Penguin presents the audio edition of The Order of Time by Carlo Rovelli, read by Benedict Cumberbatch.The bestselling author of Seven Brief Lessons on Physics takes us on an enchanting journey to discover the meaning of timeTime is a mystery that does not cease to puzzle us. Philosophers, artists and poets have lon... ... Les mer

124,34 kr

Winner of Audiobook of the Year at The Specsavers National Book Awards 2018Penguin presents the audio edition of The Order of Time by Carlo Rovelli, read by Benedict Cumberbatch.The bestselling author of Seven Brief Lessons on Physics takes us on an enchanting journey to discover the meaning of timeTime is a mystery that does not cease to puzzle us. Philosophers, artists and poets have lon...
... Les mer
Lydbøker

Who Owns The Moon?

In Defence of Humanity's Common Interests in Space

av A.C. Grayling ...

Fortalt av Kris Dyer ...

Uforkortet

4 timer 50 min

Silicon for microchips; manganese for batteries; titanium for missiles.The moon contains a wealth of natural resources. So, as the Earth’s supplies have begun to dwindle, it is no surprise that the world’s superpowers and wealthiest corporations have turned their eyes to the stars. As this new Space Race begins, A.C. Grayling asks: who, if anyone, owns the moon? Or Mars? Or other bodies in near ... Les mer

144,98 kr eller gratis med Kobo Plus

Silicon for microchips; manganese for batteries; titanium for missiles.The moon contains a wealth of natural resources. So, as the Earth’s supplies have begun to dwindle, it is no surprise that the world’s superpowers and wealthiest corporations have turned their eyes to the stars. As this new Space Race begins, A.C. Grayling asks: who, if anyone, owns the moon? Or Mars? Or other bodies in near
... Les mer
Lydbøker

El 30 de febrero y otras curiosidades sobre la medición del tiempo (Completo)

av Olivier Marchon ...

Fortalt av Gustavo Dardes ...

Uforkortet

4 timer 26 min

En este libro aprenderemos que ciertos años han durado 445, 385 o 251 días, que determinadas fechas han sido suprimidas del calendario, que otras, por el contrario, fueron agregadas, que Francia jamás abandonó la hora impuesta por los alemanes en 1940, que los etíopes festejaron el año 2000 en 2007 o que el segundo que utilizamos es, de hecho, demasiado breve. Pero sería un error no ver en este ... Les mer

97,01 kr

En este libro aprenderemos que ciertos años han durado 445, 385 o 251 días, que determinadas fechas han sido suprimidas del calendario, que otras, por el contrario, fueron agregadas, que Francia jamás abandonó la hora impuesta por los alemanes en 1940, que los etíopes festejaron el año 2000 en 2007 o que el segundo que utilizamos es, de hecho, demasiado breve. Pero sería un error no ver en este
... Les mer
Lydbøker

Practical Talks (Unabridged)

av Harold Jacoby ...

Fortalt av Kimberly Gonzalez, Ruth Shelton, Robert Schorr ...

Uforkortet

4 timer 53 min

In "Practical Talks," Harold Jacoby delivers a series of thought-provoking and insightful essays that explore the complexities of human nature and the challenges of modern life. With a keen eye for observation and a deep understanding of the human condition, Jacoby delves into topics ranging from the pursuit of happiness to the nature of love and the importance of self-discovery. Through his ... Les mer

55,00 kr

In "Practical Talks," Harold Jacoby delivers a series of thought-provoking and insightful essays that explore the complexities of human nature and the challenges of modern life. With a keen eye for observation and a deep understanding of the human condition, Jacoby delves into topics ranging from the pursuit of happiness to the nature of love and the importance of self-discovery. Through his
... Les mer
Lydbøker

Conjuring the Universe

The Origins of the Laws of Nature

av Peter Atkins ...

Fortalt av Chris Sorensen ...

Uforkortet

6 timer 10 min

The marvelous complexity of the Universe emerges from several deep laws and a handful of fundamental constants that fix its shape, scale, and destiny. There is a deep structure to the world which at the same time is simple, elegant, and beautiful. Where did these laws and these constants come from? And why are the laws so fruitful when written in the language of mathematics?Peter Atkins considers ... Les mer

185,16 kr

The marvelous complexity of the Universe emerges from several deep laws and a handful of fundamental constants that fix its shape, scale, and destiny. There is a deep structure to the world which at the same time is simple, elegant, and beautiful. Where did these laws and these constants come from? And why are the laws so fruitful when written in the language of mathematics?Peter Atkins considers
... Les mer
Lydbøker

The Stellar Mind

The Fundamental Intelligence of the Universe

av Ylia Callan ...

Fortalt av AI Voice Chris ...

Uforkortet

2 timer 4 min

This audiobook is narrated by an AI Voice. What if the universe itself thinks? The Stellar Mind takes listeners on an extraordinary journey into the hidden intelligence woven into the very fabric of reality. From the silent dance of neutrinos to the magnetic memory of planets, this audiobook explores how consciousness might exist far beyond brains, permeating stars, Earth, and the cosmos itself ... Les mer

27,79 kr eller gratis med Kobo Plus

This audiobook is narrated by an AI Voice. What if the universe itself thinks? The Stellar Mind takes listeners on an extraordinary journey into the hidden intelligence woven into the very fabric of reality. From the silent dance of neutrinos to the magnetic memory of planets, this audiobook explores how consciousness might exist far beyond brains, permeating stars, Earth, and the cosmos itself
... Les mer
Lydbøker

SONIC SOUND HEALING - KLANGHEILUNG

Magische Klangwelten für Tiefenentspannung, Heilung, Hypnose und Meditation

av Abhamani Ajash, Lhamo Sarepa ...

Fortalt av Stephan Müller ...

Uforkortet

58 min

Alles schwingt...darin sind sich Tradition und moderne Wissenschaft einig. In diesem Hörbuch finden Sie kraftvolle Klänge zur Beruhigung des Geistes, zur Steigerung des Wohlbefindens, eine wundervolle und tiefwirkende Kraft, um direkt mit dem Körper in Kontakt zu treten. Die Klänge erreichen unmittelbar jede einzelne Zelle, das gesamte Energiefeld, und bringen dieses wieder ins Gleichgewicht. ... Les mer

139,00 kr

Alles schwingt...darin sind sich Tradition und moderne Wissenschaft einig. In diesem Hörbuch finden Sie kraftvolle Klänge zur Beruhigung des Geistes, zur Steigerung des Wohlbefindens, eine wundervolle und tiefwirkende Kraft, um direkt mit dem Körper in Kontakt zu treten. Die Klänge erreichen unmittelbar jede einzelne Zelle, das gesamte Energiefeld, und bringen dieses wieder ins Gleichgewicht.
... Les mer
Lydbøker

Earth's Imagination

av Brian Thomas Swimme ...

Fortalt av Brian Thomas Swimme ...

Uforkortet

3 timer 29 min

In The Earth's Imagination, cosmologist Brian Thomas Swimme placesthe human psyche within the fifteen billion year cosmic process inorder to highlight the directions in which human consciousness isevolving today and into the future. With a remarkable ability to makecontemporary scientific findings accessible and engaging, Dr. BrianThomas Swimme relates the history of the Universe to the modern ... Les mer

166,26 kr eller gratis med Kobo Plus

In The Earth's Imagination, cosmologist Brian Thomas Swimme placesthe human psyche within the fifteen billion year cosmic process inorder to highlight the directions in which human consciousness isevolving today and into the future. With a remarkable ability to makecontemporary scientific findings accessible and engaging, Dr. BrianThomas Swimme relates the history of the Universe to the modern
... Les mer
Lydbøker

Our Beautiful Universe

A Young Astronomer's Guide To Stars, Planets, Constellations and More

av Vivian Zitek ...

Fortalt av Olivia Mornet ...

Uforkortet

52 min

This audiobook introduces younger readers to the magic of the night sky. A broad range of topics are covered including telescopes, comets, meteors and planets. Learn about the life cycle of stars and what you can see at night with the naked eye or using telescopes. Understand the life cycle of planets and the different types of planets in the universe. Explore how stars are sorted according to ... Les mer

120,32 kr eller gratis med Kobo Plus

This audiobook introduces younger readers to the magic of the night sky. A broad range of topics are covered including telescopes, comets, meteors and planets. Learn about the life cycle of stars and what you can see at night with the naked eye or using telescopes. Understand the life cycle of planets and the different types of planets in the universe. Explore how stars are sorted according to
... Les mer
Lydbøker

Наука и общество

av Петр Леонидович Капица ...

Fortalt av Игорь Гмыза ...

Serie serien Эксклюзив: Русская классика
Uforkortet

5 timer 15 min

П.Л. Капица сочетал в себе интуицию и инженерное чутье физика-экспериментатора, прагматизм и деловой подход организатора науки, независимость суждений в общении с властями. Предпочитая письменное обсуждение устному, ученый оставил нам огромное наследие в виде посвященных различным вопросам докладов на научных симпозиумах и конференциях, выступлений на встречах ученых, записок властям предержащим и ... Les mer

75,00 kr eller gratis med Kobo Plus

П.Л. Капица сочетал в себе интуицию и инженерное чутье физика-экспериментатора, прагматизм и деловой подход организатора науки, независимость суждений в общении с властями. Предпочитая письменное обсуждение устному, ученый оставил нам огромное наследие в виде посвященных различным вопросам докладов на научных симпозиумах и конференциях, выступлений на встречах ученых, записок властям предержащим и
... Les mer
Lydbøker

The History of Time

A Very Short Introduction

av Leofranc Holford-Strevens ...

Fortalt av Ben Esner ...

Uforkortet

3 timer 56 min

Why do we measure time in the way that we do? Why is a week seven days long? At what point did minutes and seconds come into being? Why are some calendars lunar and some solar?The organization of time into hours, days, months, and years seems immutable and universal, but is actually far more artificial than most people realize. For example, the French Revolution resulted in a restructuring of the ... Les mer

120,32 kr

Why do we measure time in the way that we do? Why is a week seven days long? At what point did minutes and seconds come into being? Why are some calendars lunar and some solar?The organization of time into hours, days, months, and years seems immutable and universal, but is actually far more artificial than most people realize. For example, the French Revolution resulted in a restructuring of the
... Les mer

Kobo Rakuten

Lesebrett

Apper

Tilbehør

Handlekurv

Du får VIP-behandlingen!

Handlekurven din er tom

Tilgjengelig:

1 lydbok hver måned

+ GRATIS prøveperiode på 30 dager

Tilgjengelig:

1 lydbok hver måned

+ GRATIS prøveperiode på 30 dager

Anbefalt for deg

Fysikk Lydbøker

Four Thousand Weeks

The Order of Time

A Brief History Of Time

Becoming Supernatural: How Common People Are Doing The Uncommon

Material World

Reality Is Not What It Seems

The First Three Minutes

A Short History of Nearly Everything

Giza: The Tesla Connection

On the Equality of All Things

Seven Days that Divide the World, 10th Anniversary Edition

The Holographic Universe

Anaximander

The Order of Time

Who Owns The Moon?

El 30 de febrero y otras curiosidades sobre la medición del tiempo (Completo)

Practical Talks (Unabridged)

Conjuring the Universe

The Stellar Mind

SONIC SOUND HEALING - KLANGHEILUNG

Earth's Imagination

Our Beautiful Universe

Наука и общество

The History of Time