SpaceX capsule docks in space to bring back Sunita Williams; what does docking mean?
After an extended stay of over nine months on the ISS due to technical issues, astronauts Butch Wilmore and Sunita Williams ...
How the U.S. is confronting the threat posed by drones swarming sensitive national security sites
Drones have repeatedly swarmed sensitive military sites. Current and former Air Force generals, along with a senior member of Congress, say the incursions pose a security threat.
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NASA’s ICESat-2 Fires 2 Trillion Laser Pulses to Track Earth’s Changing Ice
NASA’s ICESat-2 satellite has reached an extraordinary milestone—2 trillion laser pulses fired from orbit. Since its launch ...
The Untold Story of the First All-Women Team Who Summited Denali 55 Years Ago
In 1970, the first all-female team summited Denali. The new book "Thirty Below" by Cassidy Randall tells this forgotten story ...