Trump spoke for one hour and 47 minutes, easily shattering the record for the longest State of the Union address. The length even beat his speech to a joint session of Congress last year, which ...

As President Trump delivered his State of the Union address, reporters from across NPR's newsroom, are fact checking his speech and offer context.

Questions about what the federal government may know about extraterrestrial life in the cosmos — or possibly even here on Earth — have inspired imaginations, conspiracy theories, sci-fi literature and ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...