Almost Every Doctor Recommends Sunscreen. So Why Don’t We Know More About Its Safety?

Each year, as Memorial Day approaches, Holly Thaggard braces herself for the headlines. About how sunscreen may be damaging coral reefs. About the possible flammability of spray-on sunscreen. Headlines—as there were this year—about how sunscreen contains chemicals that could harm your health. “This has happened every single year for the last decade of my life,” … Read more

MRNA’s Next Chapter Has Nothing to Do With COVID-19 Vaccines

It’s safe to say that before the development of the Pfizer-BioNTech and Moderna COVID-19 vaccines, most people hadn’t thought about messenger RNA, or mRNA, since high school science class—if ever. The molecule plays a pivotal role in the body, carrying the recipes for making various proteins to the parts of cells that produce them. But … Read more