For nearly a century, astronomers have watched galaxies spin and the universe expand in ways that visible matter alone cannot ...

"It highlights gravity's possible hidden complexity and invites a reevaluation of where dark matter effects originate." ...

There's no telling what will gain traction on social media, but one conspiracy theory has gained enough traction for NASA to make a statement.

Scientists could be wrong about dark energy. But they’re right about gravity, a new study suggests. Dark energy, the mysterious phenomenon that causes the expansion of the cosmos to accelerate, is ...

EVERYWHERE YOU LOOK, you can see gravity’s fingerprint. It’s in the path the moon takes around Earth each night and the humbling thump when you wipe out on an icy patch of sidewalk. The force of ...