The first alarm clock could only ring at 4 a.m.
120
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
A small airplane can fly backwards.
75
Energy is being wasted if a toaster is left plugged in after use.
21
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
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33