After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
The human eye blinks an average of 4,200,000 times a year.
233
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
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
There are about 255 babies born worldwide every minute.
46
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