Bill Harwood has been covering the U.S. space program full-time since 1984, first as Cape Canaveral bureau chief for United Press International and now as a consultant for CBS News. He has covered ...

NEW YORK — Two space station astronauts hit pay dirt in orbit Aug. 16 after successfully replacing a vital pump to restore their spacecraft’s cooling system, which had been limping along at half-power ...

After prepping their patient — a $2 billion cosmic ray detector — during two earlier spacewalks, two space station astronauts ventured back outside for a third outing Monday to carry out what amounted ...

NASA is forging ahead with a plan to send astronauts ontwo emergency spacewalks outside the International Space Station to fix a majormalfunction in the orbiting laboratory's cooling system. American ...

Duralast’s replacement water pump keeps coolant where it belongs: inside our dually truck’s V-8 engine, not on the ground. This is a quick tech shot for enthusiasts who own older, 1990s-era pickups, ...

Thisstory was updated at 3:58 p.m. ET. Twospace station astronauts hit pay dirt in orbit Monday after successfullyreplacing a vital pump to restore their spacecraft's cooling system, which hasbeen ...