Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
The average person's skin weighs twice as much as their brain.
131
Enamel is hardest substance in the human body.
61
Your thumb is about the same size as your nose.
124
The human brain has the capacity to store everything that you experience.
4k
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269