All Stories

  1. Planetary Science

    More hints of Martian hot springs may hold promise for Mars 2020 mission

    An analysis of ridges in a crater of Margaritifer Terra on Mars offers evidence of ancient hot springs and also hints at the potential for finding signs of life.

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  2. Quantum Physics

    Quantum tunneling takes time, new study shows

    A new measurement disfavors the idea that electrons can escape atoms instantaneously.

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  3. Health & Medicine

    Most football players who donated their brains to science had traumatic injury

    A self-selected sample of 202 deceased football players, the largest to date, finds that the majority suffered from chronic traumatic encephalopathy.

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  4. Health & Medicine

    Add penis bacteria to the list of HIV risk factors

    Certain bacteria found on the penis raise the risk of HIV infection, a new study finds.

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  5. Earth

    How earthquake scientists eavesdrop on North Korea’s nuclear blasts

    Researchers monitor the power and location of underground nuclear weapons testing by North Korea.

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  6. Neuroscience

    There’s a long way to go in understanding the brain

    Neuroscientists offer multiple “perspectives” on how to plug gaps in current knowledge of the brain’s inner workings.

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  7. Astronomy

    ‘Making Contact’ chronicles an astronomer’s struggle to find E.T.

    For decades, astronomer Jill Tarter led the hunt for extraterrestrial intelligence, as detailed in a new biography.

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  8. Astronomy

    Fewer big rogue planets roam the galaxy, recount shows

    Jupiter-mass planets without parent solar systems are less common than astronomers thought, a new study suggests.

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  9. Chemistry

    Radioactive substances leave electron ‘fingerprints’ behind

    A new method of nuclear forensics could make it harder to handle radioactive material in secret.

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  10. Science & Society

    This history book offers excellent images but skimps on modern science

    For an accessible account of mostly pre-20th century science, check out The Oxford Illustrated History of Science.

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  11. Animals

    Fire ants build towers with three simple rules

    Fire ants use the same set of simple rules to produce static rafts and perpetually moving towers.

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  12. Planetary Science

    Earth might once have resembled a hot, steamy doughnut

    Newly proposed space objects called synestias are large, spinning hunks of mostly vaporized rock. They look like a jelly-filled doughnut.

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