All Stories

  1. Computing

    A new supercomputer just set a world record for speed

    Able to perform more than a quintillion calculations per second, it will allow scientists to study exploding stars, subatomic particles and more.

    By Emily Conover
  2. Tech

    Virtual critters evolve bodies that help them learn

    A combination of evolution and learning may lead to more intelligent and agile robots.

    By Kathryn Hulick
  3. Health & Medicine

    To test for COVID-19, a dog’s nose can match a nose swab

    Dogs can sniff out COVID-19 cases as well as PCR tests can — and are better at ID’ing cases having no symptoms, a new study finds.

    By Tina Hesman Saey
  4. Science & Society

    Some scientists want serious research into UFOs. Here’s why

    Science grapples with unknown phenomena all the time. Investigating “unidentified flying objects” shouldn't be different, researchers say.

    By Liz Kruesi
  5. Earth

    Uplifting Antarctic shores point to accelerating loss of glaciers

    It appears the Pine Island and “Doomsday” Thwaites glaciers are losing ice — and shrinking faster — than at any time in the past 5,500 years.

    By Douglas Fox
  6. Space

    A massive rogue roaming our galaxy may be a black hole

    Alternatively, this unseen wanderer might be a hefty neutron star. Whatever it is, its gravity caused starlight to be warped — and that gave it away.

    By Katherine Kornei
  7. Planets

    Noises sound totally different on Mars than on Earth. Here’s why

    The Perseverance rover recorded the sound of laser pulses on Mars. Scientists used those recordings to determine the Martian speeds of sound.

    By Stephen Ornes
  8. Animals

    Some Greenland polar bears are surviving with very little sea ice

    The ‘glacial mélange’ on which they’ve come to rely — a mix of ice, snow and slush — could be a temporary refuge for some polar bears.

    By Nikk Ogasa
  9. Animals

    Palm-size marsupials may face extinction from wild ‘house’ cats

    After surviving Australian bushfires, the Kangaroo Island dunnart is losing ground as it's targeted by hungry predators.

    By Asa Stahl
  10. Materials Science

    Let’s learn about diamond

    Diamond is born under extreme heat and pressure inside Earth and elsewhere in the universe.

    By Maria Temming
  11. Tech

    Scientists Say: Virtual reality

    Virtual reality is an immersive, 3-D artificial environment created by a computer.

    By Maria Temming
  12. Tech

    This robotic finger is covered in living human skin

    The advance brings super realistic cyborgs one small step closer to reality.

    By Maria Temming
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