It's difficult to overstate just how surprisingly early to the party this water may have been. “This suggests that water, the ...

Tiny bone fragments from Alaska suggest birds started breeding and nesting in the Arctic 30 million years earlier than ...

Newly sequenced ancient genomes from Yunnan, China, have shed new light on human prehistory in East Asia. In a study ...

A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...