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Physics

Physics

Maxwell’s demon imagined by physicists really exists inside our cells

Proteins in the cell membranes of most organisms act like the hypothetical 鈥渄emon鈥� imagined by James Clerk Maxwell in 1867, which was thought to break the laws of physics

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Newton鈥檚 first law says that objects move at constant speeds until a force affects them

Physics

Newton鈥檚 first law appears to break down in the quantum realm

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Demonstrators march to the U.S. Capitol during the March for Science in Washington, U.S., April 22, 2017. REUTERS/Aaron P. Bernstein - RC125E31BBB0

Society

Who is researching and shaping science is more crucial than ever

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A computer-generated model of a quasicrystal pattern

Physics

Biggest-yet quasicrystal made by shaking metal beads for a week

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A simulation of gravity showing curved space-time. The ball represents the sun and is resting on a sheet of plastic that stretches under its weight. The curved sheet of plastic demonstrates the way a gravity curves space.

Physics

The massive problem of trying to fully explain what mass actually is

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Couples are less likely to physically collide with others than friends

Technology

Couples collide with fewer people on walks than pairs of friends do

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Snakes are quite quantum, mathematically speaking

Life

Wiggly worms and quantum objects follow surprisingly similar equations

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Physics

Extremely cold drop of helium can be levitated forever

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Milky Way. Night sky and silhouette of a standing man

Space

Questions I dread: How did the universe begin, and what is space-time?

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Supermassive black hole. Elements of this image furnished by NASA.; Shutterstock ID 1756053335; purchase_order: -; job: -; client: -; other: -

Space

Lab imitations of the unobservable cosmos can be genuinely insightful

Despite the obvious caveats, physicists are right to use fluids and other physical analogues to search for fresh insights about extreme cosmic phenomena, from black holes to the big bang

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Life

Blobs of worms untangle in milliseconds with a corkscrew wiggle

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Physics

Why we must inspire people with the magic of condensed matter physics

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Physics

2D crystal of ultracold charged atoms is biggest ever created

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Physics

Physics confirms the best way to make a playground swing go higher

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