The asteroid impact that wiped out the dinosaurs didn’t keep life down for long. New research shows that microscopic plankton began evolving into new species within just a few thousand years—and ...

Nevertheless he imagined gradation from simple-eyed animals with pigment-coated nerves to ones with eyes of a “high stage of perfection”, such as our own. 11 weirdest, bizarre ...

A potted scarlet monkeyflower would die within a few days without water. But multiple natural populations of the species ...