Something extraordinary happened near the end of the last Ice Age, when mammoths still roamed and early hunter gatherers were ...

Betelgeuse is one of the brightest stars in the night sky and a familiar landmark in the constellation Orion. It has also ...

For a long time, the end of the Ice Age felt like a slow fading rather than a sharp break. Mammoths vanished. Old ways of ...

A mysterious cosmic blast 1.3 billion light-years away has left scientists stunned. What began as a familiar stellar event ...

New evidence suggests that a comet explosion over North America may have triggered a massive wave of destruction nearly ...

Among the targets identified in an ABC News analysis were surface-to-air missile systems and communications antennas.

Nicolas Maduro and his wife were captured by the U.S. amid a "large scale strike" in Venezuela, President Donald Trump said.

Researchers at the University of North Carolina at Chapel Hill have contributed to new insights into the most long-lived cosmic explosion ever recorded. The event was a gamma-ray burst that remained ...

Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, ...

A flashover was involved in the 2003 nightclub fire in Rhode Island that killed 100 people, a disaster that Mr. Kerber said ...

An official said the sparklers were attached to bottles of champagne held too close to the ceiling. Forty people died and ...