WASHINGTON (Reuters) -The explosive death of a star - a supernova - is among the most violent cosmic events, but precisely how this cataclysm looks as it unfolds has remained mysterious. Scientists ...

Astronomers have discovered the first radio signals from a unique category of dying stars, called Type Ibn supernovae, and these signals offer new insights into how massive stars meet their demise.

The supernova is one of the most powerful events in the universe, a star exploding in a brilliant flash. But could humans ever trigger such an event? Theoretically, it would require manipulating a ...