The ball on top of a flagpole is called a 'truck'.
24
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The average car produces a pound of pollution every 25 miles!
18
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
More than a billion transistors are manufactured every second.
-25
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
A small airplane can fly backwards.
75
Castor oil is used as a lubricant in jet planes.
-5