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NPR's Robert Siegel talks to Sen. Claire McCaskill, a Democrat representing Missouri, about the presidential election.

What happens when you make robots that are smart, independent thinkers — and then try to limit their autonomy? A $10 million gift is aimed at answering such questions at Carnegie Mellon University.

Claims about the size of crowds for both President Trump's inauguration and the protests that followed the day after, are being debated. Scientists struggle with how to do that kind of head count.

NOAA's new weather satellite is carrying the first lightning detector ever parked in orbit over Earth. It has sent back its first images of real-time lightning storms in the Western Hemisphere.

Yuval Noah Harari expects we'll soon engineer our bodies in the same way we design products. "I think in general medicine ... will switch from healing the sick to upgrading the healthy," he says.

The congressional panel charged with developing a plan for cutting the nation's deficits by $1.2 trillion over 10 years is days away from its Thanksgiving deadline. While no one can predict exactly what will happen between now and the committee's deadline, here are some possible outcomes.

The military leaders have been under increasing pressure from protesters.

Legendary Penn State football coach Joe Paterno died Sunday at the age of 85. He was fired by the university last fall following the sexual abuse charges against one of his former coaches.

The Los Angeles Dodgers opened their home season Tuesday. The baseball team has new ownership and faces a number of challenges — including luring fans back to a stadium where a visiting Giants fan was beaten nearly to death last year.

Carried atop a jumbo jet, it flew to its retirement home at the Smithsonian's Steven F. Udvar-Hazy Center in the Northern Virginia suburbs of Washington, D.C.