» On This Day In Space! March 17, 1958: U.S. Launches Vanguard 1, 1st Solar-Powered Satellite
On St. Patrick's Day in 1958, the U.S. Navy launched Vanguard 1, the first solar-powered satellite and the oldest artificial satellite currently orbiting the Earth. See how it happened in our On This Day in Space video series.
» Books and Black Holes: Stephen Hawking's Language Helps Us Grasp the Cosmos
Those inspired by Stephen Hawking's classic book "A Brief History of Time" and by his legacy in cosmology are now picking up where Hawking's genius left off.
» Stephen Hawking: Martin Rees Looks Back on Colleague's Spectacular Success Against All Odds
UK's Astronomer Royal Martin Rees shares his memories of the late star physicist Stephen Hawking.
» China's Tiangong-1 Space Lab Expected to Fall to Earth in 2 to 3 Weeks
A new forecast by the European Space Agency’s Space Debris Office predicts that the 8.5-ton Tiangong-1 spacecraft will fall back to Earth between March 30 and April 6.
» Human 'chimeric' cells restore crucial protein in Duchenne muscular dystrophy
Cells made by fusing a normal human muscle cell with a muscle cell from a person with Duchenne muscular dystrophy -- a rare but fatal form of muscular dystrophy -- were able to significantly improve muscle function when implanted into th...