A Massive Rift Is Splitting Africa In Half—And May Form Earth’s Sixth Ocean, Scientists Say

In northeast Ethiopia, the rift shoved continental plates apart by 25 feet in just a few days, completely shocking ...
cerebral-overload

Scoria Cones on Earth and Mars

Since the 1970s, planetary geologists have known that volcanic features cover large swaths of Mars. Early Mariner 9 images ...