Tom Oswald

Giant stars die violent deaths. After a life of several million years, they collapse into themselves and then explode in what is known as a supernova.

A new discovery offers clues to the creation and origin of gamma rays, the highest-energy form of radioactive waves known in the universe.

Giant stars die violent deaths. After a life of several million years, they collapse into themselves and then explode in what is known as a supernova.

A new discovery offers clues to the creation and origin of gamma rays, the highest-energy form of radioactive waves known in the universe.