The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
More than a billion transistors are manufactured every second.
-25
The life boat was patented in 1845!
29
A toaster uses almost half as much energy as a full-sized oven.
33