Uncategorized

  1. Climate

    Tropical forests have flipped from sponges to sources of carbon dioxide

    Analyses of satellite images suggest that degraded forests now release more carbon than they store.

    By Carolyn Gramling
  2. Physics

    Trio of detectors tracks gravitational waves to their home

    LIGO and Virgo spot spacetime ripples in their first joint detection.

    By Emily Conover
  3. Tech

    Origami outfits help these bots change tasks swiftly

    These robots change shape by slipping into different origami exoskeletons.

    By Maria Temming
  4. Paleontology

    This giant marsupial was a seasonal migrant

    A new analysis suggests that Diprotodon optatum, a giant plant-eating marsupial that went extinct about 40,000 years ago, migrated long distances, much like today’s zebras and wildebeests.