Fifty thousand years ago, North America's landscapes were alive with an astonishing array of enormous creatures. Massive ...

People often consider evolution to be a process that occurs in nature in the background of human society. But evolution is ...

In a new book, experts focus on a wide array of animals, their emotional ups and downs, and what contributes to a ...

Did you know whales evolve from a land based animal into an ocean-going mammal? To look into the evidence we need to look at ...