Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
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Energy is being wasted if a toaster is left plugged in after use.
21
The ball on top of a flagpole is called a 'truck'.
24
There are only 14 blimps in the world.
69
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
Mico headphones read your brainwaves and select music based on your state of mind.
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