Physics

More Stories in Physics

  1. Earth

    Before ancient Egyptians, nature sculpted sphinxes. Here’s how

    Steady winds can carve landforms called yardangs — thought to have inspired the Great Sphinx of Gaza — from featureless blobs, a new study suggests.

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  2. Astronomy

    A rare, extremely energetic cosmic ray has mysterious origins

    In 1991, physicists spotted a cosmic ray with so much energy it warranted an ‘OMG.’ Now that energetic particle has a new companion.

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  3. Physics

    Light, not just heat, might spur water to evaporate

    In experiments, light shining on water as much as doubled the evaporation rate expected from heat alone, hinting at a never-before-seen effect.

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  4. Physics

    A controversial room-temperature superconductor result has now been retracted 

    The retraction by Nature is the third for beleaguered physicist Ranga Dias, who still stands by his claim of a room-temperature superconductor.

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  5. Physics

    How neutron imaging uncovers hidden secrets of fossils and artifacts

    The technique can complement X-ray scanning and other tools to uncover details of dinosaur fossils, mummies and more.

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  6. Plants

    Salty sweat helps one desert plant stay hydrated

    The Athel tamarisk excretes excess salt through its leaves. The buildup of salt crystals pulls water directly from the air, a study reports.

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  7. Physics

    Physicists get a first glimpse of the elusive isotope nitrogen-9

    With seven protons and two neutrons, the lopsided atomic nucleus of nitrogen-9 pushes the limits of what can even be considered a nucleus.

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  8. Physics

    How quantum ‘squeezing’ will help LIGO detect more gravitational waves

    An upgrade to LIGO that comes from exploiting a quantum rule known as the Heisenberg uncertainty principle makes it easier to detect spacetime ripples.

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  9. Physics

    Tiny accelerators get electrons up to speed using lasers

    In a first, chip-scale accelerators revved up electrons while also confining them into a beam.

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