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

The field of evolution examines how organisms adapt to their environments over generations, but what about the evolution of evolution itself? Researchers have long questioned why biological ...

Scotland’s island wrens are quietly breaking the rules of evolution, growing in ways that have stunned researchers and raised ...

Although modern crocodiles, alligators, caimans and gharials are restricted to the tropics, their fossil record tells a very ...

Vision shapes how many animals find food, avoid danger and navigate their world. In animals with two eyes, eye placement is ...