At the famous theatre at Epidaurus, the claim has always been that you could hear a pin dropping or an actor whispering onstage even in the farthest seats. But a team of researchers has done extensive tests there, at Argos and at the Odeon in Athens, and they found that – while these ancient venues are hardly as bad as, say, the Sydney Opera House or Lincoln Center’s original Philharmonic Hall – this hear-a-pin-drop business is a myth.