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

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

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 ...

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

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.

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 ...