An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
Energy is being wasted if a toaster is left plugged in after use.
21
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
A toaster uses almost half as much energy as a full-sized oven.
33