Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Tigers can see 6 times better at night than humans.
305
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Early American humans hunted car-size armadillos and used their shells for houses.
12
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
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
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24