The bacteria living in your gastrointestinal tract may play a surprising role in how much altitude sickness affects you.

We traveled to the front lines of Japan’s battle against the moon bear, which experts say is responsible for hundreds of ...

Thru-hiker Nick Gagnon burned through 14 pairs of shoes, averaged 32.5 miles per-day, and ate too much junk food to remember ...

Kristy Hamilton is a science journalist whose work has appeared in WIRED, Science Magazine, Mongabay, and more. She is the author of the award-winning book Nature’s Wild Ideas: How the Natural World ...