TIL: Why Your Brain is Wrinkly | Today I Learned

if you look at the brain it looks like

if you look at the brain it looks like multiple Grand Canyon’s if you look at a

multiple Grand Canyon’s if you look at a

multiple Grand Canyon’s if you look at a mouse brain you don’t see that it’s very

mouse brain you don’t see that it’s very

mouse brain you don’t see that it’s very smooth with the outer mantle of the

smooth with the outer mantle of the

smooth with the outer mantle of the brain the cortex is very smoothly than a

brain the cortex is very smoothly than a

brain the cortex is very smoothly than a mouse but we have all these grooves and

mouse but we have all these grooves and

mouse but we have all these grooves and valleys in a human brain the reason why

valleys in a human brain the reason why

valleys in a human brain the reason why we have all these folds in our brain is

we have all these folds in our brain is

we have all these folds in our brain is because across evolutionary time our

because across evolutionary time our

because across evolutionary time our brains were getting bigger and bigger

brains were getting bigger and bigger

brains were getting bigger and bigger and bigger the brain was getting too big

and bigger the brain was getting too big

and bigger the brain was getting too big and it needed to fit in a skull so this

and it needed to fit in a skull so this

and it needed to fit in a skull so this is called the surface area to volume

is called the surface area to volume

is called the surface area to volume problem and the way you increase surface

problem and the way you increase surface

problem and the way you increase surface area to volume is by creating these

area to volume is by creating these

area to volume is by creating these folds you can simply pack more vortex

folds you can simply pack more vortex

folds you can simply pack more vortex when you have a folded brain you know

when you have a folded brain you know

when you have a folded brain you know there’s a parasite called a jewel wat

there’s a parasite called a jewel wat

there’s a parasite called a jewel wat that can do brain surgery on its host