Parts of the Southern and Northeastern U.S. faced tornado threats this week. Scientists are trying to parse out the climate ...

The Los Angeles native wants to fight smog—and make the city a leader in a green-tech revolution at the same time.

Scientists disagree whether human-made climate change or natural fluctuations are mostly to blame for worse-than-expected ...

A weather-forecasting AI was used to recommend routes for American Airlines flights between the US and Europe to reduce the ...

Nat Geo’s 2026 Nat Geo 33 highlights women creating local solutions to climate change, biodiversity loss, and global food ...

A discovery tucked behind a family photograph for years just added a new chapter to the Lansky legacy. Hal and Julie join Live at 9 with the reveal, their new book and 80 years making history. A West ...

These ice layers were created by falling snow that got deposited over time. So they're kind of like rings in a tree in that they hold a record of past events. The chemistry of the ice layers can be ...