Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Your thumb is about the same size as your nose.
124
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Every year your body replaces 98% of your atoms.
119
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Chewing gum boosts your brain power.
285