What's up in
Physics
Latest Articles
The Woman Who Gets Called When a Piece of Mars Falls From the Sky
Planetary geologist Meenakshi Wadhwa uses Martian meteorites to trace the history of our solar system.
New Studies Rescue Gravitational-Wave Signal From the Noise
Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.
Why Black Hole Interiors Grow (Almost) Forever
The renowned physicist Leonard Susskind has identified a possible quantum origin for the ever-growing volume of black holes.
On the Best Use of Science to Safeguard Humanity
For 50 years, the astrophysicist Martin Rees has contributed to our understanding of cosmology. Now he is speaking up about the promise and potential dangers of the science and technology that will arrive over the next 50 years and beyond.
New Quantum Paradox Clarifies Where Our Views of Reality Go Wrong
The Frauchiger-Renner thought experiment has shaken up the world of quantum foundations.
A Universal Law for the ‘Blood of the Earth’
Simple physical principles can be used to describe how rivers grow everywhere from Florida to Mars.
Galactic Beacons Get Snuffed Out in a Cosmic Eyeblink
Quasars powered by supermassive black holes have been unexpectedly vanishing. Scientists have started to figure out why.
Universal Quantum Phenomenon Found in Strange Metals
Experiments suggest that exotic superconducting materials share a “strange metal” state characterized by a quantum speed limit that somehow acts as a fundamental organizing principle.
How Holography Could Help Solve Quantum Gravity
In the latest campaign to reconcile Einstein’s theory of gravity with quantum mechanics, many physicists are studying how a higher dimensional space that includes gravity arises like a hologram from a lower dimensional particle theory.