The first alarm clock could only ring at 4 a.m.
120
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
Mico headphones read your brainwaves and select music based on your state of mind.
7
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Jumbo jets use 4,000 gallons of fuel to take off.
19
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
The average car produces a pound of pollution every 25 miles!
18