3.8 billion years ago, when the Earth’s temperature cooled down, rain fell for centuries. Oceans formed. Longer than human history, the creation of oceans—all this water that we can float on, fly over ...

Evidence from fossil shells suggests that falling seawater calcium helped lock away carbon dioxide and helped cool Earth after the dinosaurs.

Sir David Attenborough turns 99 on Thursday and the best birthday present we can collectively give the great man is by going to the cinema to see his powerful new feature-length documentary, Ocean.

Remnants of a liquid layer of magma near Earth's core, formed in the first few hundred million years of the planet's history, may still persist today as odd anomalies in the mantle. When you purchase ...

TV has plenty of shows that are tiny, tidy and intimate. Now comes the opposite – a documentary series about every place, everywhere. “Planet Earth” debuts Sunday. “It isn’t just television,” says ...