Highlights

  1. PhotoThe Orion spacecraft, part of NASA’s Artemis mission which aims to fly to the moon, in the vehicle assembly building at Kennedy Space Center in Florida last month.
    CreditFrank Micheaux/NASA, via EPA, via Shutterstock

    NASA Moves Moon Landing Deadline Back to 2025

    The space agency acknowledged that it cannot return astronauts to the lunar surface by 2024, a timeline set under President Trump.

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  1. Trilobites

    PhotoA fossil of a priapulan worm from the Silurian Period found in Shropshire, England.
    CreditThe Natural History Museum, London, via Alamy

    These Oddly Named Worms May Have Been the First Hermits

    So-called “penis worms” get attention for all the wrong reasons. But new research finds they may have been early pioneers in a creative survival technique.

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  2. Trilobites

    PhotoA piece of Cretaceous charcoal recovered from Antarctica, next to a Brazilian real for scale.
    CreditFlaviana Jorge de Lima, Polar Research 2021

    Antarctica Was Once a Land of Fire and Not Ice

    Charcoal recovered from a dig near the southern continent shows that the region wasn’t spared from the era scientists call a “super fire world.”

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  3. Trilobites

    PhotoA Steller’s sea eagle at a Russian zoo. Another of its species has turned up in Canada — so far from home, “it’s mind-boggling,” an ornithologist said.
    CreditIlya Naymushin/Reuters

    This Eagle Is Very, Very Lost

    Bird-watchers have been tracking a Steller’s sea eagle. They’re usually found in Asia, but this one turned up in Eastern Canada and may have flown as far as South Texas.

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  4. Out There

    PhotoAn artist’s rendering of the Giant Magellan Telescope in Chile. Astronomers propose linking it with another giant telescope, the Thirty Meter Telescope, to create the Extremely Large Telescope project.
    CreditGiant Magellan Telescope Organization

    A New 10-Year Plan for the Cosmos

    On astronomers’ wish list for the next decade: two giant telescopes and a space telescope to search for life and habitable worlds beyond Earth.

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Trilobites

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Climate and Environment

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    How Much Are Countries Pledging to Reduce Emissions?

    The newest plans by countries to fight climate change still fall short of what scientists say is necessary. Here’s what the 10 biggest emitters have promised.

    By Brad PlumerBlacki Migliozzi and