Related topics: satellite · space shuttle

US Air Force: We want to use biofuels

The US Air Force is ready to switch to biofuels to help power its warplanes but the price of alternative fuels remains too high, military officials said Tuesday.

In space, the looming threat of a new arms race

Killer satellites, blinding lasers, sophisticated jammers: the world's military powers are quietly readying for a war in outer space—at the risk of fueling a dangerous new arms race.

Clock ticks as SpaceX builds craft for NASA

Two weeks ago, the head of NASA seemed sick of waiting for SpaceX and Boeing Co. to finish developing the capsules that are supposed to carry U.S. astronauts to and from the International Space Station.

SpaceX plans historic first flight on May 7

SpaceX confirmed it plans to launch a rocket and capsule on May 7 in a historic first flight of a private spaceship to the International Space Station.

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