WASHINGTON — Around the world, a handful of scientists are trying to create life from scratch and they're getting closer. Experts expect an announcement within three to 10 years from someone in the now little-known field of "wet artificial life." "It's going to be a big deal and everybody's going to know about it," said Mark Bedau, chief operating officer of ProtoLife of Venice, Italy, one of those in the race. "We're talking about a technology that could change our world in pretty fundamental ways — in fact, in ways that are impossible to predict." That first cell of synthetic...