The first alarm clock could only ring at 4 a.m.
120
Mico headphones read your brainwaves and select music based on your state of mind.
7
A toaster uses almost half as much energy as a full-sized oven.
33
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
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
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12