Katalyst Space Technologies has scored a contract to raise the altitude of NASA's Swift Observatory, which has been hunting for gamma-ray bursts from low Earth orbit for more than two decades.

Wall Street stumbled to a third straight loss on Thursday as U.S. stocks gave back more of their big gains for the year so far. The S&P 500 fell 0.5% and marked its longest losing streak in more than ...

World shares were mostly lower on Thursday, with Asian and European indexes down after overnight losses on Wall Street. The futures for the S&P 500 and the Dow Jones Industrial Average were both less ...