Uncategorized

  1. Space

    Physicists dispute a claim of detecting a black hole’s ‘photon ring’

    A thin ring of light around a black hole, which would probe gravity in a new way, has been found, one team claims. Skeptics aren’t convinced.

    By Emily Conover
  2. Health & Medicine

    The curious case of the 471-day coronavirus infection

    One patient couldn’t get rid of their coronavirus infection. The case gave scientists an unprecedented look at viral evolution.

    By Meghan Rosen
  3. Paleontology

    This bizarre ancient critter has been kicked out of a group that includes humans

    A wee sea creature without an anus was thought to be the oldest deuterostome. New imaging showing it had spines led to its reclassification.