Incredible fossil discovery reveals a brain that's over half a billion years old

Researchers have announced what might be the oldest example of a brain ever discovered. For 520 million years, the remains of ancient arthropods known as Fuxianhuia have been hiding in the hills of Southern China, interred between layers of ancient mudstone. The body of this long-extinct creature is regarded by… »10/10/12 3:36pm10/10/12 3:36pm