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A long-standing picture of brain evolution as newer, rational layers stacked on top of an ancient “lizard brain” may be deeply misleading. Researchers found that evolution instead appears to balance two competing styles of brain wiring, expanding one while shrinking the other depending on what an an...

He was born without arms, a legacy of four decades of nuclear explosions at the Semipalatinsk test site in his native Kazakhstan.

The U.S. and Venezuela have entered into an oil deal. And, NPR spent two years tracking heat-related deaths and found that people in the U.S. are dying from heat more than the official counts show.

U.S. threats erupt into attacks in the Strait of Hormuz, and Iran retaliates against U.S. targets in the United Arab Emirates and Jordan in the first exchange of fire since July 29.

The annual "anything goes" performing arts festival featured more than 4,200 performances this year. These are the ones we're still talking about.

Trump says U.S. struck a deal to take control of 65 billion barrels of Venezuelan oil, U.S. and Iran resume exchanging strikes, funding at the top of the agenda as House reconvenes.

Rocky planets may have been able to start forming just 100 million years after the Big Bang, thanks to enormous early supernovae that scattered planet-building elements across space. Simulations found enough solid material and water around a young star to suggest that Earth-like worlds could have ap...

The US-Canada trade war is being felt on both sides of the border.

Summary pending review.