Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
The IRS processes more than 2 billion pieces of paper each year.
28
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Attics were invented in Attica.
43
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The electric chair was invented by a dentist!
122