Science Ticker

A roundup of research and breaking news

  1. diagram of biological clock
    Life

    Body clock mechanics wins U.S. trio the Nobel Prize in physiology or medicine

    The cellular mechanisms governing circadian rhythms was a Nobel Prize‒winning discover for three Americans.

    By
  2. common bedbugs
    Animals

    Bedbugs may be into dirty laundry

    When humans aren’t around, bedbugs go for the next best thing: smelly human laundry.

    By
  3. Smilodon fatalis
    Paleontology

    Saber-toothed kittens were born armed to pounce

    Even as babies, saber-toothed cats had not only oversized canine teeth but also unusually powerful forelimbs.

    By
  4. Diprotodon optatum
    Paleontology

    This giant marsupial was a seasonal migrant

    The giant, extinct marsupial Diprotodon optatum migrated seasonally, the first marsupial shown to do so.

    By
  5. injured soccer player
    Health & Medicine

    About 1 in 5 teens has had a concussion

    Almost 20 percent of U.S. teens have had at least one diagnosed concussion in the past, an analysis of a 2016 national survey finds.

    By
  6. Yosemite National Park’s Half Dome
    Earth

    Plate tectonics started at least 3.5 billion years ago

    Analyses of titanium in rock suggest plate tectonics began 500 million years earlier than thought.

    By
  7. barn owl
    Animals

    Old barn owls aren’t hard of hearing

    A new study suggests that older barn owls hear just as well as younger ones.

    By
  8. Saturn's G Ring
    Astronomy

    These are Cassini’s parting shots of the Saturn system

    In its last hours before plunging into Saturn’s atmosphere, the Cassini spacecraft turned its cameras to some of the system’s well-known features.

    By
  9. Cassini at Saturn
    Planetary Science

    The Cassini probe dies tomorrow. Here’s how to follow its end

    Science News is on the scene at NASA’s Jet Propulsion Laboratory for the big finish of the Cassini mission to Saturn.

    By
  10. Titan's lake region
    Astronomy

    So long, Titan. Cassini snaps parting pics of Saturn’s largest moon

    The last swing past Saturn’s largest moon sent Cassini heading directly towards the planet — and showed how future spacecraft will explore other moons.

    By
  11. Cassini image of Saturn's moon Titan
    Astronomy

    Final flyby puts Cassini on a collision course with Saturn

    A “last kiss goodbye” with Saturn’s largest moon sent the Cassini spacecraft on its final trajectory into the planet’s atmosphere.

    By
  12. Pluto's heart
    Astronomy

    Pluto’s pits, ridges and famous plain get official names

    From Adlivun to Voyager, the International Astronomical Union officially names 14 surface features on the dwarf planet.

    By