Sony researchers have developed a refrigerator that only opens when you smile.
9
Car airbags kill 1 person for every 22 lives that they save.
80
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The ball on top of a flagpole is called a 'truck'.
24
Whale oil was used in automobile transmissions as late as 1973.
56
A small airplane can fly backwards.
75
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5