News

  1. Paleontology

    Ancient Grazers: Find adds grass to dinosaur menu

    Analyses of fossilized dinosaur feces in India reveal the remains of at least five types of grasses, a surprising finding that's the first evidence of grass-eating dinosaurs and an indication that grasses diversified much earlier than previously recognized.

    By Sid Perkins
  2. Health & Medicine

    Our big fat cancer statistics

    A new analysis of data from a 2002 report shows that obesity is the second-largest cause of cancer in the United States.

    By Katie Greene
  3. Health & Medicine

    Wearing your food

    A broccoli extract, applied to the skin, has been found to reduce the incidence of skin tumors in mice.