The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The first alarm clock could only ring at 4 a.m.
120
The life boat was patented in 1845!
29
The cigarette lighter was invented before the match.
210
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27