NASA Records Voice of Earth

[soundcloud url=”http://api.soundcloud.com/tracks/61821546″ iframe=”true” /] What you are actually hearing in the above soundcloud clip are radio waves vibrating at acoustic frequencies. They are caused by plasma waves in an area called the Van Allen Radiation Belts. The radiation belts are two rings of such plasma held in place by our planet’s magnetic field. NASA scientists call…

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NASA Concept Art

NASA: Past Visions of Future Space Travel

As we say goodbye to Endeavour and look to the future of space travel in the US and around the world, we wanted to take a moment to admire the futurist concepts that inspired NASA’s space shuttle program. Endeavour was NASA’s fifth and final space shuttle to be built. Construction began on Sept. 28, 1987…

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