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Robotic runners hobbled by breakdowns in first half-marathon against humans
Robots are displayed during the World Intelligence Conference in Tianjin on…
Veteran NASA astronaut Don Pettit returns to Earth on 70th birthday
1 of 4 | NASA astronaut Don Pettit is carried to a medical tent…
Astronaut Pettit, 2 cosmonauts undock from the International Space Station
The Soyuz MS-16 spacecraft is docked at the International Space Station…
NASA’s oldest astronaut returning to Earth after ISS mission
1 of 2 | NASA astronaut Don Pettit will return to Earth from…
Katy Perry, Gayle King launch into space on Blue Origin rocket
1 of 3 | Katy Perry and Gayle King were part of an all-female…
Google Doodle marks World Quantum Day
Monday's Google Doodle marks World Quantum Day. Screenshot courtesy of…
SpaceX launches 27 Starlink satellites into low-Earth orbit
A Falcon 9 rocket, like the one pictured here, launched early Monday with a…
SpaceX launches spy satellites in California for National Reconnaissance Office
SpaceX launches Starshield satellites for the National Reconnaissance Office…
Nuclear fuel reaches new enrichment standard
This photo shows the target chamber at Lawrence Livermore National…
Virtual dive will take explorers deep into unexplored waters off Hawaii
A predatory sea star slowly works its way up a bamboo coral on an unnamed…