On average, there's 100 billion neurons in the human brain.
83
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
All 13 minerals necessary for human life can be found in alcohol beverages.
282
We share 70% of our DNA with a slug.
218
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Human hair and fingernails continue to grow after death.
7
A man's beard grows fastest when he anticipates sex.
239