When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The human eye blinks an average of 4,200,000 times a year.
233
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Tigers can see 6 times better at night than humans.
305
All 13 minerals necessary for human life can be found in alcohol beverages.
282
If the human eye was a digital camera, it would have 576 megapixels.
25
It has been scientifically proven that stroking a cat can lower one's blood pressure!
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