university of portsmouth
Flightless rails disappeared on the Aldabra atoll around 136,000 years ago, but they didn't stay gone.
A new study suggests dogs use facial expression to communicate with people.
"It really is a fantastic, very very rare and extremely important fossil for evolutionary studies."
"I often come up with theorems in dreams, or while swimming or walking," says Schneider. "I once thought of a heuristic proof of the Prime Number Theorem on a walk, when I saw spring flowers falling froma tree."