A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
More than a billion transistors are manufactured every second.
-25
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The United States produces enough plastic film annually to cover the entire state of Texas.
13