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  1. Health & Medicine

    How 4 major coronavirus tools impacted the pandemic in 2022

    During the third year of the pandemic, young kids got vaccines, a new booster shot came along, the use of at-home tests soared and Paxlovid became widely available.

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  2. Physics

    In a breakthrough experiment, nuclear fusion finally makes more energy than it uses

    The sun creates energy through nuclear fusion. Now scientists have too, in a controlled lab experiment, raising hopes for developing clean energy.

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  3. Paleontology

    Katydids had the earliest known insect ears 160 million years ago

    Fossils from the Jurassic Period show katydid ears looked identical to those of modern katydids and could pick up short-range calls.