All light travels in straight lines. But when light travels through different materials, such as water and air, the light slightly changes direction. We call this refraction. Above the water ...

A groundbreaking achievement by physicists from Imperial College London has brought new insights into quantum physics by ...

Led by Professor Riccardo Sapienza from the Department of Physics, the team studied how light interacts with a ... team marks ...

O'Donoghue's latest effort looks at three different light-speed scenarios to convey how fast (and how painfully slow) photons can be. How fast light travels ... This means all moonlight we see ...