Scientists found that dolphins cooperated to sync on shared tasks. An 'initiator' and 'follower' in any experiment with dolphins would coordinate their swimming speed to match the other's behaviour.
Even after the completion of the fifth mission using this secretive spaceplane, the exact mission which is being carried out by X-37B still remains unclear
A needle-toothed tetrapod that existed more than 370 million years ago seems to be an important link in evolution with unique crocodile-like skull, high positioned eyes