THE GOOD NEWS
-- Nursing a baby can significantly lower chances of getting breast cancer later in life, a new study shows. Mothers who begin breast feeding in their teens and continue for at least six months reduce the risk of cancer before menopause almost by half.
-- Spinal-tissue injuries frequently lead to paralysis, but researchers in Japan say they have cut the spinal cords of newborn rats and reattached the severed ends without inflicting permanent damage. After a few months, these rats were running and climbing nearly as well as uninjured ones.
-- Rats navigating a maze make only half...