How Scott Kelly’s year in space changed his poop
The much-anticipated NASA Twins Study was released Thursday, more than three years since astronaut Scott Kelly returned from the International Space Station.
Here is the first photo of a black hole
On Wednesday, the Event Horizon Telescope released the first-ever image of a black hole, a historic moment shared by scientists spread around the world.
WATCH: What does a black hole look like? Scientists reveal the first picture
The Event Horizon Telescope is expected to release the first image of a black hole on Wednesday. In preparation for what might be a momentous day, here’s what you need to know.
If this space study is right, humans have never left Earth’s atmosphere
A new study redefines the boundaries of our planet.
On a clear night, people near the poles might see colorful light wafting across the sky. New research could explain why these auroras don't look the same to everyone .
The eclipse began Sunday night, Jan. 20. You don't need to call it a ‘super blood wolf moon.'…
Since the end of the Cold War, the U.S. has built missile defenses primarily to counter rogue states. President Trump on Thursday expanded the program's ambition, including calling for updated space technology. Officials say the new policy responds to Russian…
China has become the first country to land a probe on the far side of the moon, in territory previously untouched. The move signals China’s intent to broaden space exploration for purposes of both military achievement and scientific discovery. Miles…
On this New Year’s Day, NASA has a special reason to celebrate: Its spacecraft New Horizons has made a successful flyby of Ultima Thule, an object orbiting in space about four billion miles from Earth. Science correspondent Miles O’Brien joins…
