• AP Top Science News at 5:44 p.m. EDT

    Updated:

    Big global climate protests on Friday get union support

    Brad Pitt asks astronaut: Who was better? Clooney or me?

    New comet likely visitor from another solar system

    Study finds the universe might be 2 billion years younger

    Sage grouse numbers stumble in Montana, across US West

    US biologists eye unusual deaths of Alaska ice seals

    Report says airlines' carbon emissions are growing fast

    AP-NORC poll: 64% disapprove of Trump's climate change views

    English Channel dolphins carry 'toxic cocktail' of chemicals

    Concerns grow over tainted sewage sludge spread on croplands

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