Latest about light
Physicists Made a Flying Army of Laser Schrödinger's Cats
A laser pulse glanced off a rubidium atom and entered the quantum world — taking on the weird physics of Schrödinger's cat.
Physicists Built a Machine That Breaks the Normal Rules of Light
Physicists have built a ring in which pulses of light whip circles around each other and the normal rules that govern light's behavior stop applying.
Here's How Much Starlight Has Been Created Since the Beginning of the Universe
All the light that has ever been created is still lurking among the stars.
Einstein's Theory of General Relativity Just Survived a Massive Crash in Outer Space
Once again, a decades-old theory of gravity has survived a modern scientific onslaught. Einstein wins again.
7 Quantum Particles Act Like Billions in Weird Physics Experiment
Just seven photons in a mirrored trap formed a Bose-Einstein condensate, one of the more exotic particle states — and one usually reserved for matter.
Scientists Blasted Mirrors with Lasers to Listen to Light
Light has momentum, and scientists can hear it.
A Field Covered in Dead, Headless Reindeer and Poop Is Teaching Us About the Circle of Life
Scavengers are helping transform a grim landscape in Norway
Plasma Scientists Created Invisible, Whooping 'Whistlers' in a Lab
The strange radio bursts usually circle the Earth like electromagnetic ghosts, but scientists have now created and studied their shapes in a plasma chamber on Earth.
