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Mining Black Hole Collisions for New Physics

The physicist Asimina Arvanitaki is thinking up ways to search gravitational wave data for evidence of dark matter particles orbiting black holes.


A Debate Over the Physics of Time

According to our best theories of physics, the universe is a fixed block where time only appears to pass.


A Bird’s-Eye View of Nature’s Hidden Order

Scientists are exploring a mysterious pattern, found in birds’ eyes, boxes of marbles and other surprising places, that is neither regular nor random.

Abstractions blog

A Quasicrystal’s Shocking Origin

By blasting a stack of minerals with a four-meter-long gun, scientists have found a new clue about the backstory of a very strange rock.

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How Feynman Diagrams Almost Saved Space

Richard Feynman’s famous diagrams weren’t just a way to do calculations. They represented a deep shift in thinking about how the universe is put together.

Abstractions blog

Rumors Cast Doubt on Diphoton Bump

Rampant rumors and a new analysis undercut hopes of a major discovery at the Large Hadron Collider.

Abstractions blog

The Universe Is Not a Snowflake

Nature’s laws are beautiful because they strike a compromise between boring symmetry and confusing asymmetry, physicists say.

Abstractions blog

LIGO Reports Second Black-Hole Merger

The spokesperson for the Laser Interferometer Gravitational-Wave Observatory called it “a promising start to mapping the populations of black holes in our universe.”

Abstractions blog

A Glimpse Through a Cosmic Keyhole

What could cause galaxies millions of light years apart to all spew material in the same direction?