The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...

In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones.

A lawsuit against the Trump administration claims it’s erasing history and science from America's national parks with new ...

WASHINGTON — A coalition of health and environmental groups sued the Environmental Protection Agency on Wednesday, challenging its determination last week that revoked a scientific finding that has ...

DNA lab in South Florida testing gloves found down the road from Nancy Guthrie's home ...

Atmos reports on the significance of understanding rocks to address climate issues.

New Mexico’s ancient sands reveal the oldest-known traces of early inhabitants.

Scientists propose that eukaryotes formed when an Asgard archaeon entered into a close partnership with an alphaproteobacterium. Over time, the two organisms became permanently linked. The ...