All Articles

The Quantum Fabric of Space-Time

Wormholes Untangle a Black Hole Paradox

April 24, 2015

A bold new idea aims to link two famously discordant descriptions of nature. In doing so, it may also reveal how space-time owes its existence to the spooky connections of quantum information.

Q&A

Concerns of an Artificial Intelligence Pioneer

April 21, 2015

Computer scientist Stuart Russell wants to ensure that our increasingly intelligent machines remain aligned with human values.

origins of life

How Structure Arose in the Primordial Soup

April 16, 2015

Life’s first epoch saw incredible advances — cells, metabolism and DNA, to name a few. Researchers are resurrecting ancient proteins to illuminate the biological dark ages.

Mathematics

For Persi Diaconis’ Next Magic Trick …

April 14, 2015

A mathematician who has analyzed card shuffling for decades is tackling one final nemesis: “smooshing.”

Mathematics

A Grand Theory of Wrinkles

April 8, 2015

A collaboration between mechanical engineers and mathematicians has revealed universal rules for how wrinkles form.

Q&A

After Prime Proof, an Unlikely Star Rises

April 2, 2015

Two years ago, Yitang Zhang was virtually unknown. Now his surprise solution to a major problem in number theory has catapulted him to mathematical stardom. Where does he go from here?

Physics

Dark Energy Tested on a Tabletop

March 31, 2015

Is dark energy a cosmic chameleon that can fade into its surroundings? A recent test brings the mysterious anti-gravitational force down to earth.

evolution

Did Neurons Evolve Twice?

March 25, 2015

The comb jelly, a primitive marine creature, is forcing scientists to rethink how animals got their start.

particle physics

‘Penguin’ Anomaly Hints at Missing Particles

March 20, 2015

A statistical anomaly in the signal from rare particle decays at the Large Hadron Collider offers hope that new discoveries might be around the corner.