Monday, Apr 29, 2013 01:54 PM PDT | |
Today's Reuters Science News Headlines - Yahoo! News: |
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Virgin's passenger spaceship completes first rocket test flight Monday, Apr 29, 2013 01:54 PM PDT By Irene Klotz (Reuters) - A six-passenger spaceship owned by an offshoot of Virgin Group fired its rocket engine in flight for the first time on Monday, a key step toward the start of commercial service in about a year, Virgin owner Richard Branson said. The powered test flight over California's Mojave Desert lasted 16 seconds and broke the sound barrier. "It was stunning," Branson told Reuters. "You could see it very, very clearly. Putting the rocket and the spaceship together and seeing it perform safely, it was a critical day. ... Full Story | Top |
Alexander Graham Bell speaks, and 2013 hears his voice Monday, Apr 29, 2013 12:36 PM PDT By Deborah Zabarenko WASHINGTON (Reuters) - Nine years after he placed the first telephone call, Alexander Graham Bell tried another experiment: he recorded his voice on a wax-covered cardboard disc on April 15, 1885, and gave it an audio signature: "Hear my voice - Alexander Graham Bell." The flimsy disc was silent for 138 years as part of the Smithsonian Museum's collection of early recorded sound, until digital imaging, computer science, a hand-written transcript and a bit of archival detective work confirmed it as the only known recording of Bell's voice. ... Full Story | Top |
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