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  1. Health & Medicine

    Brief bursts of activity offer health benefits for people who don’t exercise

    Non-exercisers who had brief bouts of vigorous day-to-day activity saw a reduced risk of death comparable to that of people who exercise regularly.

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  2. Chemistry

    How to make tiny metal snowflakes

    In a pool of molten gallium, researchers grew symmetrical, hexagonal zinc nanostructures that resemble natural snowflakes.

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  3. Math

    The metric system is growing. Here’s what you need to know

    Science News spoke with a metrologist about the metric system’s latest update, which will help scientists interpret exceedingly big and small numbers.

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  4. Astronomy

    A bizarre gamma-ray burst breaks the rules for these cosmic eruptions

    The 50-second gamma-ray burst is the first that unambiguously breaks the rule that long bursts usually come from supernovas.