Astronomers have discovered the most monstrous supermassive black hole ever. At 36 billion times more mass than our sun, it’s ...

The force between electrical charges is kind of a big deal—without it, the universe would be a primordial soup and you would ...

Supermassive black holes might secretly be smashing particles at energies beyond our best labs, offering a new path to discover dark matter without building a giant collider.