The life boat was patented in 1845!
29
The IRS processes more than 2 billion pieces of paper each year.
28
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 small airplane can fly backwards.
75
Attics were invented in Attica.
43
The first alarm clock could only ring at 4 a.m.
120
Whale oil was used in automobile transmissions as late as 1973.
56