WILL WE MEET E.T.?

摘要

We've come a long way since 1600, when Giordano Bruno, a defrocked priest from Naples, was burned at the stake for espousing, among other things, his belief that there might be other worlds and other life-forms beyond Earth. In our Star Trekking age, it's now almost heretical not to believe in extraterrestrial life—a belief that will surely be fortified by last week's announcement of the discovery of two Saturn-size planets around two distant stars.