Notebook

  1. Climate

    How to melt an ice cave

    Frigid winter air keeps gives ice caves their perpetual chill, researchers find, warning that airtight seals on some ice caves could cause the frigid formations to melt within decades.

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  2. Neuroscience

    1960s dog brain transplant was not followed by human studies

    A pioneering study to transplant a dog’s brain led to later work on a monkey, but ethical considerations and technical know-how have prevented further work.

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  3. Life

    How electric eels put more zip in their zap

    With feisty prey, an electric eel curls its tail to intensify shocks and exhaust prey.

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  4. Earth

    Parched parts of Earth expanding

    More drylands, largely impacting developing nations, are forecasted for near future.

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  5. Paleontology

    Furry, spiky mammal scampered among dinosaurs

    Early Cretaceous fur ball with spikes discovered in Spain.

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  6. Animals

    How to drink like a bat

    Some bats stick out their tongues and throbs carry nectar to their mouths.

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  7. Plants

    Early cyanobacteria fossils dug up in 1965

    In 1965, early photosynthetic plant fossils were discovered. The date of earliest oxygen-producing life forms has since been pushed much earlier.

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  8. Health & Medicine

    Elephants’ cancer-protection secret may be in the genes

    An extra dose of cancer-fighting genes may be the secret to elephants’ long life spans.

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  9. Animals

    What really changes when a male vole settles down

    Bachelor prairie voles can’t tell one female from another, but saying “I do” means more than just settling down.

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  10. Planetary Science

    Ceres mountains and craters named for food

    A host of agricultural spirits are immortalized on several craters and mountains on the dwarf planet Ceres.

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  11. Tech

    Early satellite TV predictions highlighted instant communication potential

    Satellite communication started as science fiction but soon became reality.

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  12. Life

    A cloud of microbes surrounds a person

    People are surrounded by a personal cloud of bacteria.

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