Science NASA and the European Space Agency explore ways for astronauts to hibernate during long space journeys Ruben Bolling
comedy Colbert's hysterical reaction to "Space Hero," a reality show whose winner will earn a trip to the ISS Gareth Branwyn
space travel Half of Brits polled would refuse a safe return-trip the the Moon — simply not interested Mark Frauenfelder
happy mutants The Freeze-Frame Revolution: mutineers unstuck in time, strung out across an aeon Cory Doctorow
space travel Japanese astronaut who's grown 3-1/2 inches in space hopes he'll fit in vehicle that takes him back home Carla Sinclair