50 Years Ago: Apollo 15 Put Our First Wheels on the Moon – “Never Been on a Ride Like This Before”

Water vapor detected on huge Jupiter moon Ganymede for 1st time

Study of Legos found on beaches determined that it takes 100 to 1300 years for plastic to degrade in sea

Huge Volcanic Supereruption 74,000 Years Ago Disrupted Climate but Not Human Evolution