Catastrophizing: Why We Wake Around 3am and Dwell on Our Fears and Failures

In Photos: Full ‘Hunter’s Moon’ Dazzles Sky-Watchers Around The World

The doomed matter swirling around black holes is helping astronomers tease out the two defining characteristics of black holes — namely, their mass and spin.

Blue Origin is "in conversations with U.S. Transportation Command" about signing a cooperative agreement with the Pentagon on exploring how reusable rockets could deliver military cargo around the world