Schools are experimenting with AI, and a lot of them are encountering the same problem: It's hard to measure whether the ...

On Monday voters in the oil-rich Canadian province of Alberta are deciding whether to take the first step toward a future ...

A large underwater wave moved up the West Coast, raising sea levels. Scientists say it's driven by El Niño and it's going to ...

Solar power is transforming agriculture in Pakistan. But in a country already facing water scarcity and extreme weather, some fear their widespread use could cause problems.

NPR's Leila Fadel asks Democratic Rep. Don Beyer of Virginia about President Trump's decision to waive new sanctions on Russia.