The first alarm clock could only ring at 4 a.m.
120
Originally, BMW was an airplane engine manufacturer.
69
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
A small airplane can fly backwards.
75
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
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250