The science behind why the Earth will spin just a little bit faster on July 9, July 22, and August 5, this year.

Over the past two centuries, humans have locked up enough water in dams to shift Earth's poles slightly away from the ...

But since the 1800s, scientists have tried and failed to make this happen using Earth’s rotation alone. That changed in 2016, when physicist Christopher Chyba and his team outlined conditions ...