Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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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
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
Your thumb is about the same size as your nose.
124
The human brain uses approximately as much energy as a 10 watt light bulb.
120
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307