In 1600, Giordano Bruno, an Italian priest and mathematician, was burned at the stake in Campo dei Fiori in Rome after the Inquisition found him guilty of heresy, a charge that included his belief ...

"There was a time when ‘universe' meant ‘all there is,' " writes Greene, but soon we may have to redefine that word, along with our own meager understanding of the cosmos. A theoretical physicist and ...