Physics

  1. Astronomy

    Universes with no weak force might still have stars and life

    An alternate universe that lacks one of the four fundamental forces might still have galaxies, stars, planets and perhaps life, a new study suggests.

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  2. Particle Physics

    Clumps of dark matter could be lurking undetected in our galaxy

    Dark matter, assumed to form featureless blobs, might clump together into smaller objects.

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  3. Tech

    Lasers trace a new way to create hovering hologram-like images

    Hovering 3-D images pave the way for futuristic displays that could be used for education or entertainment.

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  4. Astronomy

    The X-ray glow keeps growing after the recent neutron star collision

    X-rays from a neutron star collision have been getting brighter, and scientists are debating why.

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  5. Materials Science

    New device can transmit underwater sound to air

    A newly created metamaterial takes a shot at solving the problem of hearing underwater sounds from the surface.

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  6. Astronomy

    Mysterious high-energy particles could come from black hole jets

    Three types of high-energy cosmic particles could all have the same source: black holes in galaxy clusters.

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  7. Materials Science

    Ultrathin 2-D metals get their own periodic table

    A new atlas of atom-thick metals could help researchers figure out how these 2-D materials might be used.

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  8. Astronomy

    Trio of dead stars upholds a key part of Einstein’s theory of gravity

    A cosmic test fails to topple the strong equivalence principle.

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  9. Materials Science

    This artificial cartilage gets its strength from the stuff in bulletproof vests

    One of the key ingredients in this artificial cartilage is a nanoversion of the synthetic fiber in body armor.

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  10. Particle Physics

    Magnets with a single pole are still giving physicists the slip

    Using data from particle accelerators and dead stars, scientists eliminate some possible masses for magnetic monopoles.

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  11. Science & Society

    Watch our most-viewed videos of 2017

    Cassini’s demise, cuttlefish and the Curiosity rover topped our list of most popular videos of 2017.

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  12. Physics

    These 2017 discoveries could be big news, if they turn out to be true

    Some findings reported in 2017 are potentially big news, if they hold up to additional scientific scrutiny.

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