Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
Any modern jet is capable of breaking the sound barrier.
34
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
Jumbo jets use 4,000 gallons of fuel to take off.
19
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41