Uncategorized

  1. Space

    Little middle ground for black holes

    Black holes may not come in mid-sized versions. Astronomers expecting to find one in a galaxy cluster found a tiny black hole there instead.

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  2. Earth

    Carbon caveat

    Adding carbon compounds to some ocean systems may lead to a counterintuitive drop in their overall carbon content — and how much carbon dioxide the ocean could store.

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  3. Health & Medicine

    Dopamine fends off zzzzz’s

    A reward chemical in the brain helps keep sleep-deprived people awake.

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  4. Physics

    Short-lived particle questions long-lived theory

    In sifting through the ashes of a short-lived subatomic particle called the kaon, physicists are slowly accumulating new hints that the theory of elementary particles might one day have to be modified.