Explainer: What is an atomic clock and why it is crucial for navigation satellites
Ten years after it was placed in orbit as part of the four-spacecraft Indian Regional Navigation Satellite System,…
Scientists Just Discovered a Quantum Physics Loophole—And It Could Finally Unlock Interstellar Travel
“Hearst Magazines and Yahoo may earn commission or revenue on some items through these links.” Here’s what you’ll…
The world’s first nuclear clock can detect changes in nature’s fundamental constants
The thorium crystal. The core element of the experiment: a crystal containing thorium atoms. (CREDIT: TU Wien) Scientists…
Wilczek’s Multiverse | Why it is time for the world to think about the 3 faces of time
In the eighth instalment of his exclusive monthly series for the South China Morning Post, American theoretical physicist…