Astronaut Barbie finally — literally — goes to outer space

Barbie has come a long, long way since her days of lamenting that "Math class is tough."

She's a calculus savant, now that she's added astrophysicist to her career list. And she's just taken one really small step for dollkind. Two Barbies blasted off on a Northrop Grumman Cygnus spaceflight from Wallops Island, Virginia, on...