Animals had a past of their own, and much like human evolution, they experienced their cycle of development. Creatures evolved not just in their inhabited environments but developed features that ...

The story of whales did not begin in the seas. For millions of years before beasts like the sinuous Basilosaurus lived full time in the ocean, the shorelines and estuaries of prehistoric Earth were ...

It’s hard to picture now, but long before the Sahara became a sea of sand, it was an actual sea—a shallow, tropical lagoon teeming with life. Today, in Egypt’s Western Desert, where the heat warps the ...

We preselected all newsletters you had before unsubscribing.