PLQY is a measure of how efficiently a material converts absorbed light into emitted light. It’s the ratio of the number of ...

“In a GHZ state, if you measure one qubit, the whole superposition collapses. But in a W state, even if you measure one ...

Light is fast, but travels in long wavelengths and interacts weakly with itself. The particles that make up matter are tiny ...

Black holes are so strange that physicists have long wondered if they are quite what they seem. Now we are set to find out if ...

“Those photons are focused into a beam, which is then aimed at a particular target.” Mr Black added: “It can just be a sort ...

The researchers recorded a small number of unexplained signals suspected to be lightweight ... Due to its thin-layer geometry and capability to detect single photons, the QROCODILE sensor is sensitive ...

An engaging optical illusion challenges viewers to find the hidden number 1 amidst a sea of 7s. This visual puzzle tests the brain's ability to overcome pattern recognition and focus on detail.

Glass lenses remain the best choice for sharpness, contrast, and clarity. Expect to pay more for cameras made from magnesium ...

On July 2, 2025, NASA's Fermi Gamma-ray Burst Monitor (Fermi-GBM) captured around three hours' worth of signals that appeared ...

In an astonishing feat of gravitational sleuthing, astronomers have found a mysterious, dense blob of invisible matter ...