Uncategorized

  1. Physics

    Here’s why pipe organs seem to violate a rule of sound

    Why reedless wind instruments’ fundamental tones are lower than expected is an 160-year-old mystery. Physicists have now solved it.

    By Bas den Hond
  2. Physics

    A galactic smashup might explain galaxies without dark matter

    Scientists are debating whether a trail of galaxies reveals the origins of two weird dark matter–free galaxies.

    By Emily Conover
  3. Science & Society

    COVID-19 has killed a million Americans. Our minds can’t comprehend that number

    We intuitively compare large, approximate quantities but cannot grasp such a big, abstract number as a million U.S. COVID-19 deaths.

    By Sujata Gupta
  4. Anthropology

    A Denisovan girl’s fossil tooth may have been unearthed in Laos

    A molar adds to suspicions that mysterious hominids called Denisovans inhabited Southeast Asia's tropical forests.