How to Build a Dinosaur: Extinction Doesn't Have to Be Forever

In movies, in novels, in comic strips, and on television, we've all seen dinosaurs-or at least somebody's educated guess of what they would look like. But what if it were possible to build, or grow, a real dinosaur without finding ancient DNA? Jack Horner, the scientist who advised Steven Spielberg on the blockbuster film Jurassic Park and a pioneer in bringing paleontology into the twenty-first century, teams up with the editor of the New York Times's Science Times section to reveal exactl...