Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks.

The USNS Wally Schirra, a U.S. Navy dry cargo ship, departed a South Korean shipyard this week after a seven-month overhaul, ...

Part of the Star Trek canon is the directive for starships to carry out missions in and around various quadrants of the ...

"It'll close crushing plants. I can't be more clear." ...