Mico headphones read your brainwaves and select music based on your state of mind.
7
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Any modern jet is capable of breaking the sound barrier.
34
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1