Uncategorized

  1. Cosmology

    A map of 14 million galaxies and quasars deepens a dark energy mystery

    The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.

    By Emily Conover
  2. Tech

    A hopping robot shows off its squirrel-like skills

    Salto the jumping robot can take a flying leap and land on a narrow pipe — just like a squirrel soaring from branch to branch.

    By Meghan Rosen
  3. Neuroscience

    Parrots and humans share a brain mechanism for speech

    Brain activity in vocalizing budgerigar parrots showed a pattern that harkened to those found in the brains of people.

    By Laura Sanders
  4. Space

    The nearest single star to Earth has four small planets

    Last year, astronomers announced that a planet orbits Barnard’s star.