Science & Health 3 days ago This Space Rock’s Weird Chemistry Suggests It Came From a Supernova Isaac Schultz A rare stellar death may have formed a rock that eventually landed in Egypt.
Online 1 year ago Antarctica Got Blasted By a Powerful ‘Airburst’ Event 430,000 Years Ago George Dvorsky Asteroids that smash directly into Earth’s surface can cause extensive damage, but, as new evidence uncovered in east Antarctica suggests,…