The past 11 years were the 11 hottest on record amid an increasing onslaught of climate-driven disasters, the World ...

Ancient ice records show Earth’s oceans cooled over millions of years despite stable greenhouse gases, highlighting the role ...

New reconstructions of 540 million years of climate history show the planet tumbling between icehouse and hothouse states, revealing how rare and vulnerable our temperate moment is. Some 4 billion ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...

Coccolithophores, tiny planktonic architects of Earth’s climate, capture carbon, produce oxygen, and leave behind geological records that chronicle our planet’s history. European scientists are ...

A seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...