Real diamonds do not show up on x-ray.
36
The first webcam was used in 1991 by Cambridge researchers for checking the coffee pot without leaving their desks.
10
You can only remember 4 things at a time.
31
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Placing alcohol on a scorpion's back will make it go crazy and fatally sting itself.
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According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12