Vol. 195 No. 3 Read Digital Issue Archives

Reviews & Previews

Science Visualized

Notebook

Features

More Stories from the February 16, 2019 issue

  1. person looking at a phone with drug paraphernalia
    Health & Medicine

    A new app tracks breathing to detect an opioid overdose

    A smartphone app called Second Chance could help save opioid users who shoot up alone.

    By
  2. Macrotermes termites
    Animals

    Poison toilet paper reveals how termites help rainforests resist drought

    Novel use of poisoned toilet paper rolls and teabags led to discovery that termites help tropical forests resist droughts.

    By
  3. students taking tests
    Psychology

    Easing test anxiety boosts low-income students’ biology grades

    Wealthier students outperform their less advantaged peers in math and science. Decreasing test anxiety may help even the playing field.

    By
  4. pile of pills
    Health & Medicine

    Overdose deaths tied to antianxiety drugs like Xanax continue to rise

    Benzodiazepines, widely used but addictive drugs to treat anxiety and insomnia, are contributing to a growing number of overdose deaths.

    By
  5. tetrapod robot
    Paleontology

    A four-legged robot hints at how ancient tetrapods walked

    Using fossils, computer simulations and a life-size walking robot, researchers re-created how an early tetrapod may have made tracks.

    By
  6. KAGRA experiment
    Physics

    A new gravitational wave detector is almost ready to join the search

    Buried deep underground, Japan’s KAGRA detector relies on components cooled to just 20 degrees above absolute zero.

    By
  7. Future Circular Collider illustration
    Physics

    Physicists aim to outdo the LHC with this wish list of particle colliders

    Proposed new accelerators could solve mysteries of the Higgs boson.

    By
  8. drilling into Lake Mercer
    Animals

    Cryptic remains of tiny animals have turned up in an Antarctic lake

    Researchers were surprised to find vestiges of what appear to be tiny animals in mud from Antarctica’s ice-covered Lake Mercer.

    By
  9. brain illustration
    Neuroscience

    The cerebellum may do a lot more than just coordinate movement

    A study in mice finds that the cerebellum helps control social behavior, a result that has implications for autism and schizophrenia.

    By
  10. reconstructed images
    Tech

    Ordinary cameras can now photograph out-of-sight objects

    Thanks to a new photo-analyzing computer program, a photographer’s line of sight no longer has to be a straight shot.

    By
  11. Emperor penguins
    Animals

    Young emperor penguins brave icy, winter waters in their first year

    Young emperor penguins learn survival skills on their own, including how to navigate Antarctica’s icy winter ocean.

    By
  12. swamp sparrow
    Animals

    Male birds’ sexy songs may not advertise their brains after all

    A biologist backs off an idea he studied for years that the mastery of birdsong is a sign of bird smarts.

    By
  13. canine bones
    Anthropology

    Dogs may have helped ancient Middle Easterners hunt small game

    Jordanian finds point to pooch-aided hunting of small prey around 11,500 years ago, offering new clues into dog domestication in the Middle East.

    By
  14. peregrine falcon
    Animals

    50 years ago, DDT pushed peregrine falcons to the edge of extinction

    In 1969, peregrine falcons were at risk of extinction. But a ban on the pesticide DDT and new captive breeding programs allowed the raptors to recover.

    By