It is one of the most famous questions in science, and it was asked, as legend has it, over lunch. Enrico Fermi, the ...

The universe is expanding faster than previously thought, according to a team of astronomers using the Hubble Telescope. How much faster? Five to nine percent faster. Initially the expansion of the ...

For years, we’ve believed that the universe is a vast, uniform expanse, with the same properties stretching across the cosmos. But what if that’s not the case? A surprising new discovery suggests that ...

In the depths of the universe, where black holes collide and neutron stars crash, invisible ripples in spacetime are sent across the cosmos, carrying with them secrets about the most extreme events in ...