Teenage Mutant Ninja Turtles: The Cowabunga Collection includes never-before-seen design documents that show how the 13 included retro games were made. We've got 11 to show you ahead of release.

How U.S. Fighter Jet Design Helped A Turtle Find Life - And Love. A student project inspired by the USAF F-22 Raptor fighter jet saved the life of an endangered green sea turtle.