Apr 11 How Scott Kelly’s year in space changed his poop By Vicky Stein The much-anticipated NASA Twins Study was released Thursday, more than three years since astronaut Scott Kelly returned from the International Space Station. Continue reading
Apr 10 Here is the first photo of a black hole By Nsikan Akpan 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. Continue reading
Apr 09 WATCH: What does a black hole look like? Scientists reveal the first picture By Nsikan Akpan 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. Continue reading
Feb 28 If this space study is right, humans have never left Earth’s atmosphere By Vicky Stein A new study redefines the boundaries of our planet. Continue reading
Jan 31 Why the northern and southern lights don’t always look identical By Vicky Stein 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 . Continue reading
Jan 18 WATCH: 2019’s only total lunar eclipse By Vicky Stein The eclipse began Sunday night, Jan. 20. You don't need to call it a ‘super blood wolf moon.'… Continue reading
Jan 17 Watch 9:00 Trump’s new plans for missile defense may spark arms race, critics say 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… Continue watching
Jan 03 Watch 6:54 What China hopes to gain from unprecedented lunar mission 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… Continue watching
Jan 01 Watch 7:14 Why the latest New Horizons flyby represents a space exploration milestone 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… Continue watching
Dec 26 Watch 6:12 Why Apollo 8 marked a critical milestone — seven months before the moon landing It's been 50 years since NASA’s critical Apollo 8, the first manned spacecraft to leave Earth, orbit the moon and return. The bold and risky mission paved the way for the moon landing seven months later, at a time when… Continue watching