Health'Useless' appendage of the ovaries may play key role in fertility An appendage of the ovaries that had been dismissed as useless may actually help control ovulation and the menopause 51¶¯Âþ
LifeDinosaurs evolved feathers to scare prey, suggests robot experiment Experiments with a robotic dinosaur suggest feathers may have evolved to startle prey into fleeing from hiding places, a strategy used by some modern birds 51¶¯Âþ