Why Fitch Put U.S. Credit Rating on Negative Watch

Oct. 15 (Bloomberg) –- Bloomberg’s Michael McKee discusses Fitch placing the U.S. AAA credit rating on negative watch. He speaks with Alix Steel on Bloomberg Television's "Street Smart." (Source: Bloomberg)
Solar Sails Could Speed You 47,000 Miles Per Hour
41:12 - Humans could be racing across the solar system in spacecraft with sails one day. The non-profit Planetary Society launched Lightsail this May, the latest in a series of tests by the U.S. and Japan since 2010. Bloomberg's Ramy Inocencio explains how solar sails work and how fast we could boldly go. (Source: Bloomberg)
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