Could woodpecker skulls hold the secret to mitigating brain damage in humans? Since the 1970s, scientists have asked this question, researching the industrious bird's skull and brain in a bid to ...

It is almost unbelievable: A bird banging its head against a tree 20 times a second with impacts of more than 1,000 times the force of gravity and taking flight as if nothing happened. No headache. No ...