The astounding observation of ripples in space-time was predicted by Einstein’s theory of relativity.
New missions to find what’s hidden.
After Juno arrives at Jupiter, we’ll see a hiatus in missions beyond the asteroid belt.
Exploring the wreckage of the USS <i>Macon</i>, which went down off the California coast 80 years ago.
When your first five research stations get pummeled by the harsh polar environment, build one you can move.
A new book describes the joy, stress, and sense of success inside NASA mission control.
Jeff Bezos’ space tourist company makes a move in the upright-landing-rocket race.
The 'bomber of the future' still awash in secrecy
The best way to test an emergency beacon is to set one off.
Explorers on a six-month ocean mapping voyage are diving to the sunken airship today.
51 Eridani b is the youngest, smallest, and coolest exoplanet imaged yet.
The C-47 that led the Normandy invasion gets a reprieve.
Smithsonian’s first crowdsourcing project will help digitize the famous Apollo 11 spacesuit.
A lesson on autorotation in Dwayne Johnson’s new movie, <i>San Andreas</i>
A super(void) explanation
Dozens of warbirds flew over the Nation's Capital Friday
The famous space telescope has been in orbit 25 years. This is how it ushered in a new age of astronomy.
Tom Krimigis, exploring the solar system since 1965.
NASA’s predecessor made aeronautical breakthroughs that changed the course of aviation history.