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Vol. 203 No. 8
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April 22, 2023 cover of Science News

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More Stories from the April 22, 2023 issue

  1. An illustration of five people standing around on a cream colored background. Above all of them are multi-colored speech bubbles with the word "Hello" in multiple languages.
    Neuroscience

    Your brain wires itself to match your native language

    MRI scans of nearly 100 native speakers of either German or Arabic revealed differences in how the language circuits of their brains are connected.

    By Elise Cutts
  2. A photo of several pink and white oval pills sitting on top of a Paxlovid box.
    Health & Medicine

    The antiviral drug Paxlovid reduces the risk of getting long COVID

    In a study of U.S. veterans’ health records, the drug lowered the odds of developing 10 of 13 long-term health problems following a COVID-19 infection.

    By Tina Hesman Saey
  3. An illustration of a planet crashing into Earth, setitng off a huge explosion and launching chunks of rock into space
    Earth

    A moon-forming cataclysm could have also triggered Earth’s plate tectonics

    Deeply buried remnants of a hypothetical planet that slammed into Earth 4.5 billion years ago might have set subduction into motion.

    By Nikk Ogasa
  4. A close-up of rice plants
    Agriculture

    Martian soil may have all the nutrients rice needs

    Experiments hint that in the future, we might be able to grow the staple food in the soils of the Red Planet.

    By Nikk Ogasa
  5. An illustration of an orange planet with dark orange and red spots scattered across its surface.
    Astronomy

    The biggest planet orbiting TRAPPIST-1 doesn’t appear to have an atmosphere

    TRAPPIST-1b is hotter than astronomers expected, suggesting there’s no atmosphere to transport heat around the planet.

    By Sid Perkins
  6. An illustration of several Essexella sitting on the ocean floor.
    Paleontology

    310-million-year-old fossil blobs might not be jellyfish after all

    An ancient animal called Essexella may have been a type of burrowing sea anemone, a new study proposes.

    By Meghan Rosen
  7. A collection of lens set up in front of a drawn portrait of Christiaan Huygens.
    Astronomy

    The mystery of Christiaan Huygens’ flawed telescopes may have been solved

    The discovery of Saturn’s largest moon, Titan, may have come despite its discoverer, Christiaan Huygens, needing eyeglasses.

    By Emily Conover
  8. An illustration of Candida auris. Appears as purple bubbles on a dark blue background.
    Health & Medicine

    U.S. cases of a deadly fungus nearly doubled in recent years

    Though numbers are still small, clinical cases of Candida auris in the jumped 95 percent from 2020 to 2021, a CDC survey finds.

    By Tina Hesman Saey
  9. A photo take of the asteroid Ryugu. A light gray circular shape in the center on a deep black background.
    Space

    A crucial building block of life exists on the asteroid Ryugu

    A sample from Ryugu collected by Japan’s Hayabusa2 spacecraft contains uracil, a component of RNA, which is found in all living cells.

    By Allison Gasparini
  10. illustration of two merging neutron stars in blue
    Astronomy

    A neutron star collision may have emitted a fast radio burst

    Astronomers spotted both a fast radio burst and gravitational waves from a cosmic smashup in the same part of the sky and at about the same time.

    By Lisa Grossman
  11. three plants on a table with two microphones pointed at each
    Plants

    Stressed plants make ultrasonic clicking noises

    Tomato and tobacco plants emit high frequency sounds, which could one day find a use in agriculture, as a way to detect thirsty crops.

    By Meghan Rosen
  12. A photo of a Tyto alba barn owl standing on a log on the ground. The owl is looking at the camera with its body turned away.
    Animals

    Volcanic sulfur may make barn owls grow redder feathers

    Barn owls on volcanic islands tend to have redder plumage than those on nonvolcanic islands, possibly due to an influx of sulfur in the environment.

    By Jake Buehler
  13. A satellite view of Tuscaloosa, Alabama, with a clear tornado track carving through the city
    Environment

    Satellite imagery reveals ‘hidden’ tornado tracks

    Twisters that churn over barren landscapes leave scars that are invisible to human eyes but are detectable with infrared light.

    By Katherine Kornei
  14. photo of a mouse standing on its hind legs in a glass bowl and peering over the edge
    Health & Medicine

    A hormone shot helped drunk mice sober up quickly

    Drunk mice injected with the hormone FGF21 woke up and regained their balance faster than inebriated mice that did not receive the shot.

    By Freda Kreier
  15. image of a circular lock of Beethoven's hair attached to an old piece of paper with something written in cursive script
    Genetics

    DNA from Beethoven’s hair hints at what killed the composer

    Many historians suspect Beethoven died from liver failure. A new analysis shows he had a heightened genetic risk for liver disease, researchers say.

    By Freda Kreier