Tag: dinosaur

  • Nation & World

    Similar designs, 100 million years apart

    A study found that both Rusingoryx atopocranion, a relative of the wildebeest, and hadrosaur dinosaurs evolved large bony domes on their foreheads, which were likely used as resonating chambers to warn of predators and communicate with others.

    4 minutes
  • Nation & World

    Delving into dark matter

    Harvard physicists have suggested that a disk of dark matter may lie along the center line of the galaxy.

    3 minutes