Light can travel for billions of years yet experience no time
A photon emitted from a star a billion light-years away arrives at a telescope having experienced no time…
A Baffling Paradox Led Physicists to the Discovery of Particles of Light That Can Exist in 37 Different Dimensions
Physicists have demonstrated a bizarre paradox that offers new insights into a unique aspect of quantum mechanics, potentially…
Einstein Wrong in Bohr Debate, New Experiment Proves 98 Years Later
A near-100-year-old debate between the theoretical physicists Albert Einstein and Niels Bohr has finally been settled—and not in…
For the first time ever, researchers made a photon travel back in time
Shattered glass does not leap back into your hand. Smoke from a match does not gather itself and…
Scientists Reveal What a Single Photon Really Looks Like for the First Time
A visualization of a photon made by the authors of the new study. Credit: Benjamin Yuen When we…
A Simple Shift in Light Control Could Revolutionize Quantum Computing
The new approach uses a purely optical technique called stimulated two-photon excitation to generate streams of photons in…
Light-on-Light Collisions Reveal Deeper Layers of Physics
Imagine two flashlights aimed at each other; do their beams collide? Nope! In everyday physics, light is too…