All Stories

  1. Quantum Physics

    A measurement of positronium’s energy levels confounds scientists

    A gap in the energy levels of positronium seems to be substantially larger than predicted, and physicists don’t know why.

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  2. Health & Medicine

    New treatments aim to treat COVID-19 early, before it gets serious

    Some new drugs that may stop the coronavirus from getting into cells, or from reproducing itself, may treat the illness as soon as it’s diagnosed.

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  3. Readers ask about Mars dust storms, Fermi bubbles and more

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  4. When science doesn’t yet have the answers

    Editor in chief Nancy Shute writes about going back to school in the midst of a pandemic.

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  5. Animals

    Genetically modified mosquitoes have been OK’d for a first U.S. test flight

    After a decade of heated debate, free-flying swarms aimed at shrinking dengue-carrying mosquito populations gets a nod for 2021 in the Florida Keys.

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  6. Astronomy

    Check out the first-ever map of the solar corona’s magnetic field

    Solar physicists watched waves in the sun’s corona to map the whole corona’s magnetic field. Future observers could use the same technique to predict solar eruptions.

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  7. Science & Society

    The board game Endangered shows just how hard conservation can be

    The new board game Endangered shows how working together is the only way for conservation to succeed.

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  8. Paleontology

    This ichthyosaur died after devouring a creature nearly as long as itself

    Ichthyosaurs, marine reptiles generally thought to munch on soft prey like cephalopods, may have chowed down on fellow big marine reptiles, too.

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  9. Archaeology

    X-rays reveal what ancient animal mummies keep under wraps

    A new method of 3-D scanning mummified animals reveals life and death details for a snake, a bird and a cat.

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  10. Earth

    50 years ago, scientists clocked the speed of Antarctic ice

    Today’s instruments offer a more precise view, and reveal the effects of climate change.

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  11. Humans

    Ancient sculptures hint at universal facial expressions across cultures

    Interpreting the emotions carved onto sculptures from long ago offers a new way to study how humans perceive facial expressions.

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  12. Tech

    Methanol fuel gives this tiny beetle bot the freedom to roam

    A new robot insect uses energy-dense methanol as fuel, not batteries. It could be a blueprint for future search-and-rescue bots with long run times.

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