The documented rise in obesity as schoolchildren watch more TV appears also to be true for preschool youngsters, and is worse if they have a set in the bedroom, researchers said Monday.

The study was published in the June issue of “Pediatrics,” the journal of the American Academy of Pediatrics, and involved 2,761 white, black and […]

Researchers said they had shown cloning can work as a source of grow-your-own transplants, by implanting into cattle cloned cells that formed functioning kidney-like organs and working heart tissue.

The cattle’s immune systems showed no sign of rejecting the transplanted cloned tissue, said the team from Children’s Hospital in Boston and Advanced Cell Technology in nearby […]