Uncategorized

  1. Space

    Safe from black holes

    The Large Hadron Collider could generate black holes, but they would be too tiny and short-lived to do any harm and would be no more malevolent than the cosmic rays constantly bombarding Earth, two new reports find.

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  2. Health & Medicine

    Heel test

    A simple, inexpensive ultrasound test of the heel might reveal whether a person is at risk of osteoporosis and should get more extensive tests.

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  3. Life

    Nearly immortal sea creature spreads

    Hydrozoan with reversible life cycle now found worldwide.

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  4. Health & Medicine

    Curative leaf

    Compound in marijuana reduces inflammation without the psychological effects.