Most people on Earth are habitats for mites that spend the majority of their brief lives burrowed, head-first, in our hair ...

Grey hair isn't random decline — it's melanocyte stem cells wearing out, a flaw natural selection never bothered fixing. Here ...

Most people on Earth are habitats for mites that spend the majority of their brief lives burrowed, head-first, in our hair ...

Life in the wild often comes down to survival, and for many species, survival depends on others. A new global study suggests ...

"What matters to patients is the total investment required to bring home a child, not the price of one attempt," the lead ...

Starting one's sex life and having children at a young age can run in the family. But can pregnancy have beneficial health ...

SpaceX incentivizes Musk to create a million-person colony on Mars. But in his lifetime, that’s not realistic.

Depending on the dose, timing and circumstances of exposure, some chemicals in our environment -- both natural and human-made ...

Creators are desperate for transparency. For decades, unclaimed royalties have disappeared into black boxes, licensing deals ...

Evolution is always happening — so why can't we see it? A biologist explains the timescale problem, election pressure, and ...

Women Live 13% Longer Than Men, and Scientists Just Found Out Why ...