Gravity has become an unlikely viral villain, blamed for an imagined global blackout in which the planet briefly lets go of everything that is not nailed down. At the same time, some of the most ...

Just over a week ago, European physicists announced they had measured the strength of gravity on the smallest scale ever. In a clever tabletop experiment, researchers at Leiden University in the ...

Gravity keeps Earth stable and habitable, holding the atmosphere, oceans, buildings, and people firmly in place. Without it, air and water would vanish into space, and life would end almost instantly.