There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The IRS processes more than 2 billion pieces of paper each year.
28
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
The first alarm clock could only ring at 4 a.m.
120