Pain occurs when sounds are above 130 db.
124
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
On average, there's 100 billion neurons in the human brain.
83
The human brain doesn't stop developing until about 25 years old.
102
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Human hair and fingernails continue to grow after death.
7
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Every human spent about half an hour as a single cell.
144