An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Whale oil was used in automobile transmissions as late as 1973.
56
A toaster uses almost half as much energy as a full-sized oven.
33
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Originally, BMW was an airplane engine manufacturer.
69