Quantum entanglement with a twist. There are different ways to entangle a photon. This can happen through the direction in which a photon moves, its frequency, or the way its elec ...

Beams of light that can be guided into corkscrew-like shapes called optical vortices are used today in a range of ...

The small mass of the neutrino has been a crucial quest in physics and we still do not know exactly how light they are – but ...

A team of Rice researchers reported the first direct observation of a surprising quantum phenomenon predicted over half a ...

A new estimate of the ghostly particle’s maximum possible mass brings physicists a tad closer to understanding the universe.

During the latter part of the 20th century, string theory was put forward as a unifying theory of physics foundations. String ...

NTT hosted its Upgrade 2025 event this month in San Francisco. Known as Upgrade because the company wants us to think about ...

Two companies have announced photonic devices that could solve specific real-world problems faster and with less energy than conventional computers.

A team of researchers in Switzerland, Germany and the US has observed clear evidence of quantum mechanical interference behaviour in collisions between a methane molecule and a gold surface. As well ...

First discovered in the 1990s, dark energy has come to feel like a familiar face of the cosmos. Astronomers first imagined ...

Physicists have taken a bold step beyond Einstein's special theory of relativity, proposing an expansion of special ...

Researchers report their insights on the emerging field of complex frequencies excitations, a recently introduced scheme to control light, sound and other wave phenomena beyond conventional limits.