LifeDim polar light drove humans to evolve larger eyes The skulls of people who live near the poles have larger eye sockets than skulls from tropics dwellers, a possible adaptation to the different light levels News
The not-so-natural history of horse evolution For millennia, humans have bred them for brawn, speed and even cuteness. Âé¶¹´«Ã½ traces horses from their origins to the first cloned racehorse News