For more than a century, physicists have suspected that the familiar three dimensions of space might be only a small slice of ...

For more than a century, physicists have suspected that the familiar three dimensions of space and one of time might be only ...

The geometry of space, the setting in which physical laws operate, may hold clues to some of the biggest unanswered questions in fundamental physics. The underlying structure of spacetime itself could ...

"If this turns out to be real, then it’s enormous." ...

It’s been 120 years since Henry Cavendish measured the gravitational constant with a pair of lead balls suspended by a wire. The fundamental nature of gravity still eludes our best minds - but those ...

In 1919, physicist Theodor Kaluza hypothesized that extra dimensions might solve some outstanding problems in physics. And ...