Uncategorized

  1. Paleontology

    Pterosaurs may have been able to fly as soon as they hatched

    A fossil analysis shows the flying reptile hatchlings had a stronger bone crucial for lift-off that adults and shorter, broader wings for agility.

    By Carolyn Gramling
  2. Health & Medicine

    The coronavirus cuts cells’ hairlike cilia, which may help it invade the lungs

    Images show that the coronavirus clears the respiratory tract of hairlike structures called cilia, which keep foreign objects out of the lungs.

    By Erin Garcia de Jesús
  3. Planetary Science

    NASA’s Perseverance Mars rover has begun its first science campaign

    Now about 1 kilometer south of its landing spot, the rover has spotted several promising spots in its search for hints of ancient life.