Physics

  1. Astronomy

    Tiny sphere bends light like a black hole does

    Previously seen at the megascale, gravitational lensing goes micro.

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  2. Physics

    Top 10 “Negative” Inventions

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  3. Materials Science

    Chip curves space-time

    A manipulated material could help model general relativity in the lab.

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  4. Physics

    Weighing the implications of negative-mass antimatter

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  5. Physics

    Fact and fiction about negative mass

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  6. Physics

    Notorious ‘Big G’ gets a little larger

    Gravitational constant is difficult to measure, but physicists calculate with new number.

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  7. Tech

    Letters to the editor

    Readers respond to glowing plants, fracking worries and space hookups.

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  8. Materials Science

    Toylike blocks make lightweight, strong structures

    Bucking trend toward reducing numbers of parts, MIT engineers suggest building planes from thousands of identical pieces.

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  9. Quantum Physics

    Quantum teleportation approaches the computer chip

    Researchers speedily transmit information from one tiny circuit to another on solid-state device.

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  10. Physics

    Key to Other Worlds

    Excerpt from the August 17, 1963, issue of Science News Letter.

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  11. Physics

    Doppler effect takes a spin

    Light’s twistiness allows researchers to measure rotating object’s speed.

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  12. Physics

    Under magnet’s sway, fluids form simple structures

    Droplets wiggle, split and coalesce into simple and dynamic configurations.

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