Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

Discovering evidence of deadly deluges of snow from the past could help protect people on mountains around the world, researchers say. By Katherine Kornei A rumble, a deluge of snow and then silence — ...

The broiling summer of 2023 was the hottest in the Northern Hemisphere in more than 2,000 years, a new study found. When the temperatures spiked last year, numerous weather agencies said it was the ...

Tree rings suggest the Northern Hemisphere summer of 2023 was the hottest in 2,000 years, with temperatures exceeding those of the coldest summer in the same period by 7 degrees Fahrenheit (3.9 ...

An enormous solar storm that occurred 7,000 years ago has helped archaeologists to date an ancient settlement in northern Greece. A spike in radiocarbon was spotted in the wood from which these ...

A new study leveraging 20,000 tree-ring records and nearly 150 scientists' contributions from across the globe shows that, while droughts appear to have had a modest impact on tropical tree growth in ...

Don't miss the big stories. Like us on Facebook. The longer, warmer days of spring spark phenological changes in trees, from root to tip. As the limbs of trees stretch and twist toward the sky in ...

For those who can read them, tree rings offer a glimpse into the past. Christopher Roos is one of those people, and he’s using them to shed light on a story that reveals how Western Apache tribes have ...