In the late 19th century, classical physics seemed complete. Scientists believed they had uncovered all the laws governing the universe, which appeared to operate like a precise machine. But ...

The idea of a particle that races faster than light has long fascinated physicists. Known as the tachyon, it was originally ...

Quantum mechanics has a reputation that precedes it. Virtually everyone who has bumped up against the quantum realm, whether ...

The special relativity theory showed that velocity was purely relative, and from one point of view the same should be true of acceleration, yet physics seemed to show evidence to the contrary.

From four-dimensional hexagons to the mind-bending amplituhedron, geometrical shapes are wilder than we learn at school - and ...

Orthodox quantum mechanics is empirically flawless, but founded on an awkward interface between quantum systems and classical ...

The “Bell test” was devised in the 1960s to uncover what’s going on in the quantum world, but it continues to be relevant today, says Karmela Padavic-Callaghan ...

General relativity and gravity articles from across Nature Portfolio General relativity describes gravitation in a geometrical framework generalizing special relativity and classical mechanics ...

Albert Einstein might be the daddy of all eggheads. But as his famous theory of special relativity turns 120, we tip our hats ...

The race is finally over, even the oral exam is done. Nicolò Filippucci can finally pop the champagne and embrace friends and ...

Learn about the major world events and happenings, birthdays, and deaths that took place on June 30. Check what happened ...

According to scientists at the University of Toronto, “negative time”, which was previously considered an illusion, has ...