Rebecca Boyle

The author on writing her book, Our Moon, about the power of our satellite to guide evolution and human curiosity.

Did a colossal collision with a doomed planet give us our satellite?

Astronomers are puzzling over a paucity of planets in the galaxy measuring between 1.5 and two times Earth’s size.

A new study suggests that subatomic particles called muons streamed through the atmosphere and fatally irradiated megafauna like the monster shark megalodon.