Quantum Mischief Rewrites the Laws of Cause and Effect

Spurred on by experiments that scramble the ordering of causes and their effects, some physicists are…

A Decades-Long Quest Reveals New Details of Antimatter

Twenty years ago, physicists began investigating a mysterious asymmetry inside the proton. Their results show how…

What Dust From Space Tells Us About Ourselves

Micrometeorites fill every corner of our planet. Matthew Genge is using these shards of interplanetary space…

The Universe Is Expanding Faster Than Expected

Astronomers get their wish—new ultra-precise distance measurements between Earth and the stars—but that only intensifies a…

How Gödel’s Proof Works

His incompleteness theorems destroyed the search for a mathematical theory of everything. Nearly a century later,…

Astronomers Are Uncovering the Magnetic Soul of the Universe

Researchers are discovering that magnetic fields permeate much of the cosmos. If these fields date back…

A Super Sensitive Dark-Matter Search Yields Strange Results

Researchers say there are three possible explanations for the anomalous data: One is mundane. Two would…

Black Hole Paradoxes Reveal a Link Between Energy and Entropy

What happens to a black hole as it decays? Investigating the possibilities has led researchers in…

An Imbalance Among Tiny Particles Offers a Big Cosmology Clue

If matter and antimatter cancel each other out, how can the universe exist? A discrepancy in…

Physicists Chip Away at a Mystery: Why Does Glass Exist?

For decades, scientists have hoped to find or create ‘ideal glass,’ a perfect specimen that would…