Bertolt Meyer is used to being viewed as not fully human. Born with a stump where his left hand should have been, he spent his childhood wearing a hook connected to an elaborate pulley and harness. "To open the hook and grasp things I ...

When it came to solving the riddle of the peacock's tail, Charles Darwin's powers of evolutionary deduction were second to none — the more extravagant their feathered displays, he reasoned, the greater their chances of attracting a peahen. But when he tried to account ...

Anyone who has spent any time in a courtroom knows how easy it is for a skilled defense lawyer to plant doubt in the mind of a jury. Even in a relatively straightforward case, such as a hit and run, jurors are frequently presented ...