The cigarette lighter was invented before the match.
210
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Future biotechnology could be used to trick a prisoner's mind into thinking they have served a 1,000 year sentence in only eight hours, a group of scientists have claimed.
0
More than a billion transistors are manufactured every second.
-25
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4