You have over 100,000 miles of axons in your brain. That's enough to wrap around the world 4 times.

Information can fly around your brain at 260 mph

Ancient people thought the stomach and heart to be more important than the brain. Egyptians even pulled parts of the brain out through the nose before mummifying bodies

Your brain is the fattest organ in your body at around 60

And it has the same consistency as tofu

At any given time your brain can generate up to 25 watts of power. That's enough to power a lightbulb.

Wilder Penfield 1891-1976 created a drawing that became known as a homunculus, which shows what we would look like if our body parts were as big as the brain space they take up.

Brain surgery is not something new. In the past some cultures practiced trepanation, or the act of drilling holes in the brain to alleviate pain and cure sickness

Contrary to popular belief you don't only use 10 of your brain. Most of your brain is active all the time, even when you sleep.

Despite the common myth that large brains equal more smarts, people like Einstein actually had a smaller brain

Experts estimate that over the course of a lifetime human brains of the 21st century will retain up to 1 quadrillion pieces of information

Humans have more brain cells at the age of two than at any other point in their lives

It can also play tricks on you. Square A and B are actually the same color

It has no pain receptors so it doesn't feel anything

This is why doctors are able to perform open brain surgery on patients that are still awake.

Wilder Penfield 1891-1976 created a drawing that became known as a homunculus, which shows what we would look like if our body parts were as big as the brain space they take up.

Your brain is actually more active while you are sleeping

A woman's brain shrinks during pregnancy and takes up to 6 months to regain its size

There are more than 100,000 chemical reactions happening in your brain every second

You could survive with only 1 side of your brain

Your brain was just about as big as it is now when you were born. That's one reason that babies have disproportionately large heads.

You have roughly 70,000 thoughts every day

Your brain accounts for about 2 of your mass but uses up to a quarter of your oxygen and energy

Your brain continues to develop until your late 40s

The highest IQ every recorded is Kim Ung-yong of South Korea at 210