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  1. Planetary Science

    Here is the first direct look at Neptune’s rings in more than 30 years

    In 1989, the Voyager 2 spacecraft took the first pics of Neptune’s rings. Now, NASA’s James Webb Space Telescope is providing a more detailed look.

    By Christopher Crockett
  2. Life

    Has AlphaFold actually solved biology’s protein-folding problem?

    An AI called AlphaFold predicted structures for nearly every protein known to science. Those predictions aren’t without limits, some researchers say.

    By Tina Hesman Saey
  3. Particle Physics

    How ghostly neutrinos could explain the universe’s matter mystery

    If neutrinos behave differently from their antimatter counterparts, it could help explain why our cosmos is full of stuff.

    By Emily Conover, Helen Thompson and Marcie LaCerte
  4. Health & Medicine

    This face mask can sense the presence of an airborne virus

    Within minutes of exposure, a sensor in a mask prototype can detect proteins from viruses that cause COVID-19 and other respiratory illnesses.