For over 100 years, two theories have shaped our understanding of the universe: quantum mechanics and Einstein’s general ...

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

Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in physics: string theory. This rare particle—never seen before and predicted not ...

Earlier this year, new research suggested a potential solution to one of the most troubling aspects of modern physics — that ...

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 ...

A physicist proposes that time has three dimensions instead of one, which could finally unite quantum mechanics and ...

There are new hints that the fabric of space-time may be made of "memory cells" that record the whole history of the universe ...

Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

The Big Bang theory is wrong and the universe is sitting inside a black hole, scientists have suggested. Since the 1930s – when Belgian theoretical physicist Georges Lemaitre proposed the universe ...

Marvel Studios finally answered a huge question that fans have been having about the Fantastic Four First Steps trailer and theory that stems from it.