Earth’s climate has never been static. It shifts between warm interglacial periods and deep freezes, driven by complex interactions between the atmosphere, oceans, and even Earth’s orbit around the ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

Tom Hiddleston returns as narrator for a bigger, wilder chapter set deep in the Pleistocene. One of Apple’s most ambitious natural-history projects is finally returning. “Prehistoric Planet: Ice Age” ...