Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

An unmanned glider streaks over the Pacific Ocean at 20 times the speed of sound in a video released Thursday by a U.S. defense research agency experimenting with technology that could give the ...

Japan’s HTV-2 Kounotori resupply ship undocked from the International Space Station at 15.45 GMT on March 28, and will burn up in Earth’s atmosphere sometime early Wednesday March 31. Back in January, ...