The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Chinese astronauts aboard the Tiangong space station conducted a fascinating experiment. They lit a matchstick to show how flames behave without gravity. On Earth, flames are teardrop-shaped. In space ...

DLR's MAPHEUS 15 research rocket has successfully launched. It marks the 600th launch from the Esrange rocket base in the north of Sweden. The rocket carried 21 scientific experiments onboard. Focus: ...