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Astro Bob blog: 'Hello World' laser message from space jazzes NASA

Scientists are calling it the difference between dial-up and DSL. On June 5, space station beamed an HD video to Earth packaged in a laser beam.

906758+ISS Hello World message 148 secs.jpg — Frame from the ‘Hello World’ video sent on June 5, 2014 from the space station to Table Mountain using a laser instead of radio waves. Credit: NASA

By Robert King

June 18, 2014 at 12:28 PM

Scientists are calling it the difference between dial-up and DSL. On June 5, space station beamed an HD video to Earth packaged in a laser beam.

By Robert King

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