SpaceX stacking giant Super Heavy rocket ahead of Starship orbital flight test (photo)

China fossils show new species of extinct giant rhino that roamed Asia

A new species of the ancient giant rhino - among the largest mammals to walk on land - has been discovered in north-western China, researchers say.

Rocket Mining System Could Blast Ice from Lunar Craters. A concept competing for a NASA award would use an enclosed rocket engine and vacuum system to harvest water ice from the lunar surface