Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
The electric chair was invented by a dentist!
122
The United States produces enough plastic film annually to cover the entire state of Texas.
13
The first alarm clock could only ring at 4 a.m.
120
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
In the early 1960's, Porsche commercially manufactured farm tractors.
24