We live in a world awash in manmade chemicals, from the pesticides on our front lawns to the diesel exhaust in the air we breathe. Although experts are beginning to understand the potential dangers of these substances, there are still more than 80,000 synthetic compounds that have not been sufficiently tested to interpret their effects on human health. Yale University professor John Wargo has spent much of his career researching the impact of chemical exposures on women and children. In th...

Use Service Workers to Turbocharge Your Web Apps“You have made an excellent decision in picking up this book. If I was just starting on my learning path to mastery of Progressive Web Apps, there are not many folks I would trust more to get me there than John.”—Simon MacDonald, Developer Advocate, AdobeSoftware developers have two options for the apps they build: native apps targeting a specific device or web apps t...