NPR's Steve Inskeep speaks with Brandon Rottinghaus, professor of political science at the University of Houston, about the outcome of Tuesday's primaries in Texas.

"The People’s Tree" will also incorporate the tree's wood and archive recordings from the public in a series of community artworks

Learn more about some of the safe ways to view and attract wildfire, and view untold wonders in the sky and the ocean.

The first three missions are targeted to launch this year. They’ll involve lunar landers developed by several aerospace companies, including Blue Origin, and deliver scientific instruments and a rover

The ideal number of humans on Earth is around 2.5 billion and a major study explains what that means for our future.

Its space-to-weight ratio is as good as it gets.

Learn about a new map of the human eye made using donated eyeballs that could help explain and possibly prevent a handful of sight-related diseases.