News

  1. Animals

    How frigid lizards falling from trees revealed the reptiles’ growing cold tolerance

    Some Florida lizards’ ability to handle temperatures down to 5.5° C may provide clues to how they might deal with the extremes of climate change.

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  2. Health & Medicine

    How two immune system chemicals may trigger COVID-19’s deadly cytokine storms

    A study in mice hints at drugs that could be helpful in treating severe coronavirus infections.

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  3. Anthropology

    The first Denisovan DNA outside Siberia unveils a long stint on the roof of the world

    Genetic evidence puts Denisovans, humankind’s now-extinct cousins, on the Tibetan Plateau from 100,000 to at least 60,000 years ago.