All Stories

  1. Readers ponder sign language in ancient humans, looped universe

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  2. Of frogs and the people who love them

    Editor in chief Nancy Shute discusses frogs and chytrid fungus, trilobite fossils and a dinosaur named after the Norse god of mischief.

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  3. Earth

    Why Japan issued its first-ever mega-earthquake alert

    After a magnitude 7.1 temblor jolted southern Japan, the chances of a subsequent, larger quake occurring in the next week had slightly increased, experts said.

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  4. Earth

    Squall line tornadoes are sneaky, dangerous and difficult to forecast

    New research is revealing the secrets of these destructive twisters, which dodge radar scans and often form at night.

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  5. Climate

    Zigzag walls could help buildings beat the heat

    A corrugated exterior wall reflects heat to space and absorbs less heat from the ground, keeping it several degrees cooler than a flat wall.

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  6. Health & Medicine

    50 years ago, scientists blamed migraines on cheese and chocolate

    Exactly how migraines develop is still coming into focus, but scientists now know that many factors can trigger attacks.

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  7. Astronomy

    Some meteors leave trails lasting up to an hour. Now we may know why

    A new survey of meteors that leave persistent trails found that speed and brightness don’t matter as much as atmospheric chemistry.

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  8. Animals

    A frog’s story of surviving a fungal pandemic offers hope for other species

    Evolving immunity to the Bd fungus and a reintroduction project saved a California frog. The key to rescuing other species might be in the frog’s genes.

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  9. Earth

    Earthquakes added to Pompeii’s death toll

    Broken bodies found at the archaeological site indicate that earthquakes played a role in the legendary tragedy.

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  10. Climate

    Record-breaking Coral Sea temperatures threaten the Great Barrier Reef

    Near-annual extreme heat in the Coral Sea, including in 2024, is causing back-to-back mass bleaching events in the iconic Great Barrier Reef.

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  11. Space

    Scientists are getting serious about UFOs. Here’s why

    UFOs have been rebranded as UAPs (unidentified anomalous phenomena). Probably not aliens, they might impact national security and aircraft safety.

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  12. Animals

    Hundreds of snake species get a new origin story

    Elapoid snakes, including cobras, mambas and sea snakes, may have evolved in Asia, not Africa as many researchers once thought.

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