The book Flatland: A Romance of Many Dimensions by Edwin A. Abbott explores the concept of physical dimensions through characters who encounter higher-dimensional beings. The protagonist, “A. Square,” ...

The Standard Model of our universe doesn’t match the evidence, in part because of dark energy, a ghostly force pushing the universe apart. Now some researchers think our universe might be moving into ...

Physicists have long treated mass as a basic ingredient of nature, something particles simply possess, even as the Higgs mechanism explained only part of the story. A new wave of theoretical work now ...

Physicists are quietly testing an audacious idea: that the mass of everything around us might not come from an invisible field, but from the hidden geometry of space itself. Instead of treating extra ...

The schematics of the three-dimensional varifocal meta-device for manipulating the position of the focal spot and display. The insert image on the top is the synthetic focusing phase of three ...

How to think about dimensions beyond our own. What if we could move in a new direction, along a new dimension? Maybe not. Because we live in three dimensions, we have access to one- and ...