Throughout Earth’s long and dynamic history, the climate has shifted dramatically. Ice ages have come and gone, shaping the planet and leaving scientists and historians alike wondering about their ...

A hidden change in Arctic geography may have disrupted the ice age rhythm and transformed the global climate over thousands ...

ESA’s Rosetta spacecraft has provided evidence for a daily water-ice cycle on and near the surface of comets. Comets are celestial bodies comprising a mixture of dust and ices, which they periodically ...

At the end of Taylor Glacier in Antarctica, a hypersaline brine known as “Blood Falls” flows onto the surface. The red color is from iron oxide. Mineral deposits formed in the past from such fluids ...

Above left, Oscar Cavazos (Marine Laboratory Specialist, IODP JRSO) joins other marine techs in preparing a new sediment core to be sectioned on the catwalk of JOIDES Resolution in 2022. MADISON — ...

Nearly 10,000 years ago, Earth came out of its most recent ice age. Vast, icy swaths of land around the poles thawed, melting the glaciers that had covered them for nearly 100,000 years. Why, after ...