When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that have reached the end of their time on the main sequence. They've used up ...

What was presumably a bolide, an extremely bright meteor that's bigger than a fireball, likely exploded in Earth's atmosphere ...

A goalkeeper was taken to the hospital and a German soccer game was suspended for around 40 minutes after a firecracker ...