By XPRIZE on September 16, 2010
Three vehicles, powered mostly by ethanol and electricity, beat out more than 130 other entries in a global contest for fuel-efficient autos. More >>
View the discussion thread.
An air taxi that takes off vertically: https://t.co/ZudGzRFpfB @nwtls @davidszondy
They're called 3D quantum liquid crystals. View on Google+
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