Dot Physics

Can a Hydroelectric Dam Really Make the Days Longer?

By shifting water to a higher elevation, the giant Three Gorges Dam caused the Earth to spin more slowly.

Those epic battle scenes in space are awesome—and physically impossible. But hey, it’s more fun this way!

Basic research often pays huge dividends—but that’s not why we do it.

Basic research often pays huge dividends—but that’s not why we do it.

Basic research often pays huge dividends—but that’s not why we do it.

Basic research often pays huge dividends—but that’s not why we do it.

Baseball season just started, and everyone’s talking about these crazy new bats. Will they change the game?

Baseball season just started, and everyone’s talking about these crazy new bats. Will they change the game?