Speaking at a recent TED conference, Whole Earth Catalog writer and editor Stewart Brand said that scientists are working on ways to bring animals back from extinction. Brand said currently, there are researchers who are attempting to resurrect the passenger pigeon through DNA sequencing, a species that has been extinct for nearly 100 years. He even suggested it may be possible to bring back the woolly mammoth one day. Somewhere, a frantic Jeff Goldblum is calculating the odds that this whole thing goes terribly, terribly wrong …