Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Yawns are more contagious among people with closer relationships.
163
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Our Right Lungs takes more air than our left lung.
194