Melting snow from California's Sierra Nevada is filling reservoirs. But dry conditions have shrunk the flow of the Colorado ...

Sampling the air around Imperial Beach, California, reveals pollution from the Tijuana River in sea spray aerosols ...

California House Democrats on Friday demanded that the National Weather Service restore some terminated workers and begin ...

Overall hydropower generation in the U.S. is expected to rise 7.5% in 2025, which will also still keep overall hydropower ...

A village in Switzerland was buried in a recent glacier collapse, according to Swiss officials. “Almost the entire Birch Glacier, located above Blatten, collapsed, causing a gigantic landslide,” the ...

Oregon’s 2025 wildfire season could bring above-average fire danger across the state. Here’s what experts say and how to get prepared.

Firefighters continue to battle challenging conditions on Friday as the province experienced hot temperatures, strong winds ...

Whether you're a Florida native or a new resident, here's what to know for the upcoming Atlantic hurricane season.

More than 93 million people are covered by the threat of severe storms on Friday, as severe weather threatens the afternoon ...

This story appears in the spring 2025 issue of UC San Diego Magazine as “Taking Flight.” ...

“The AI test has a negligible failure rate, while current genomic tests have a failure rate of 20% to 30%, necessitating ...