New research suggests the violent explosions of dying stars may have caused two of Earth’s biggest mass extinctions millions ...

A curious connection between an ancient supernova and virus diversification in one of Earth's biggest lakes means that crazy cosmic events may have had more influence on our planet than we thought.

A supernova is a cataclysmic stellar death that leaves behind a black hole or neutron star. It is the biggest, brightest, and most violent type of explosion scientists have observed in the universe.

The explosions are the biggest humans have ever seen. Lead author Dr. Alexis Quintana, formerly from Keele University and now ...

Supernovas are the most powerful explosions humans have ever seen – but just how close are we? (Picture: NASA Goddard / SWNS) Exploding stars known as supernovas may have sparked mass ...