There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The first alarm clock could only ring at 4 a.m.
120
Originally, BMW was an airplane engine manufacturer.
69
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
A toaster uses almost half as much energy as a full-sized oven.
33
The electric chair was invented by a dentist!
122