High on a windswept Nevada mountainside in the 1960s, a young researcher set out to read the history of climate written in ...

Scientists have long relied on tree rings to learn about ancient solar storms—rare bursts of high-energy particles from the ...

Tree rings hold clues about ancient solar storms. New research shows tree growth and carbon storage can shift those signals across years.

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

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 serve as natural time capsules capturing powerful radiocarbon spikes from ancient Miyake solar storms. A new study ...

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 — ...

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 ...

To an outsider, the leap from studying tree rings to military infrastructure planning might seem like a big one. But for Dr.