News
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PaleontologyAncient 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 -
Health & MedicineOur 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 -
Health & MedicineWearing your food
A broccoli extract, applied to the skin, has been found to reduce the incidence of skin tumors in mice.