The climate record holds some of its best warnings in stone, soil, and leaves. In a new study, scientists from the University of Utah and the Colorado School of Mines looked back to one of Earth’s ...

A peer-reviewed study published in Nature Geoscience has found that during Earth’s most extreme ancient warming periods, ...

Ancient cave records reveal that repeated heavy rainfall and flooding, not drought, caused the decline of the Shijiahe culture in China.

Our planet plunged into one of the most dramatic climate states in its long history, approximately 720–635 million years ago.

Between 128,000 and 186,000 years ago, when ice covered the Sierra Nevada, a lake 100 miles long and 600 feet deep sat in eastern California in what is now the Mojave Desert. As the climate warmed and ...

Why do some flowers bloom only at night? Marcia K. Sicree Boalsburg, Pennsylvania A flower’s shape, color, scent, pollen and nectar are adapted to attract a very specific pollinator; flowers that open ...

An ancient lake that dried up approximately 130,000 years ago has reemerged after record rainfall in California’s Death Valley, arguably the hottest place on Earth. Lake Manly was formed during the ...

The Atacama Desert is one of the driest places in the world. Some areas get very little rain each year. The soil is salty, and in some places it even contains harmful elements like arsenic.