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 ...
"What matters to patients is the total investment required to bring home a child, not the price of one attempt," the lead ...
Depending on the dose, timing and circumstances of exposure, some chemicals in our environment -- both natural and human-made ...
Evolution is always happening — so why can't we see it? A biologist explains the timescale problem, election pressure, and ...
Imagine waking up as a completely different sex because your group needed you to. It sounds impossible, yet hundreds of fish ...
Women Live 13% Longer Than Men, and Scientists Just Found Out Why ...
A new evolutionary theory suggests that some asexual parasites may temporarily be able to infect a wider range of hosts as harmful genetic mutations build up. In a paper published in Trends in ...
A mosquito (Culex nigripalpus) feeds on nectar from mango flower in Florida, the US. Mosquitoes are better known to spread ...