The first alarm clock could only ring at 4 a.m.
120
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The United States produces enough plastic film annually to cover the entire state of Texas.
13
In the early 1960's, Porsche commercially manufactured farm tractors.
24
A toaster uses almost half as much energy as a full-sized oven.
33
Originally, Nintendo was a playing card manufacturer.
70
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7