New research suggests Earth’s climate can swing wildly on surprisingly short timescales — even during hot, ice-free greenhouse periods. By studying ancient sediments from the Late Cretaceous, ...

In the whole history of Earth's climate, few events are as extreme as those that geologists call "Snowball Earth." "These are times when geologic evidence indicates Earth froze over, essentially from ...

Scientists have finally cracked the mystery behind one of climate change’s strangest fingerprints: while Earth’s surface heats up, the upper atmosphere is rapidly cooling. Researchers at Columbia ...

New Data Suggests Half of Earth’s Climate Zones Could Shift by the End of the Century Cuba is already on the brink. Maduro’s ouster brings it closer to collapse. TSA is leaving this airport. What ...