NASA astronaut shows how the switch to LED lighting changed Earth's cities as seen from orbit
NASA astronaut Don Pettit shared a series of photos showing how cities around the world have changed in recent years after switching from sodium lamps to LED lighting. Across 23 years and four missions to...
Korean probe Danuri took the first images of the Falcon 9 stage impact site on the Moon
Earlier this week, it emerged that the upper stage of a SpaceX Falcon 9 rocket had crashed into the surface of the moon. The collision wasn't considered massive, but the four-ton stage reportedly slammed into...
