Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
Passengers on the Beijing subway can pay with plastic bottles.
29
According to an assistant professor of psychology and marketing at NYU, wearing red increases your chances in things like dating and hitchhiking.
12
The first household refrigerators cost about $16,000, in today's money!
47
Extremely high pressured water can easily cut through a steel beam.
51
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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