Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

The Great Pacific Garbage Patch is the world’s largest collection of floating trash—and the most famous. It lies between Hawaii and California and is often described as “larger than Texas,” even ...

Six companies dominate nearly all U.S. media: Comcast, Disney, Warner Bros., Paramount, Sony, and Amazon. Comcast serves as the largest pay-TV and home internet provider in the U.S. Warner Bros. and ...

Planetary scientists analyzing oxygen isotopes in lunar soil from the Apollo mission sites conclude that meteorite ...