The speed of light is a cornerstone of physics, yet scientists still test it. FEMA denies aid to Arizona counties after ...

From frozen bonfires to quantum physics, why light still matters to our hopes, our science and our long Alaska winters.

New theories suggest the speed of light isn’t just a number, but evidence that reality itself is curved. What looks like a ...

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.

Researchers find a way to purify photons, clearing major hurdles for faster quantum computers and ultra-secure networks.

A new type of lidar is allowing physicists to study cloud tops at a resolution 100 to 1,000 times higher than before.

Researchers at the ArQuS Laboratory of the University of Trieste (Italy) and the National Institute of Optics of the Italian ...

Scientists have confirmed the existence of altermagnetism, a third fundamental form of magnetism that could revolutionize ...

An astrophysicist estimated that Santa would need to travel at roughly Mach 3,000 to visit an estimated 91.8 million children ...

Star Trek has influenced real-life technology before, and it's doing it again via a proposed design for a real warp speed ...

"The sheer amount of radiated energy from these bursts is so large that you can't power them with a core collapse stellar ...

Ultrafast measurements reveal how light energy moves across two dimensional and organic semiconductor interfaces, enabling ...