In the fall of 2016, NASA’s Cassini spacecraft, which has been exploring Saturn since 2004, got closer than ever to an extraterrestrial ocean on Enceladus, which is one of the planet’s 62 moons...
The mysterious earthworks known as the Steppe Geoglyphs are thousands of years in the making. Scattered throughout remote parts of Kazakhstan and only visible from high above, their patterns vary in shapes...