Human teeth are almost as hard as rocks!
47
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
A fetus develops fingerprints at eighteen weeks!
32
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15
Panophobia is the fear of everything.
52
One out of 20 people have an extra rib.
66
The male fetus is capable of attaining an erection during the last trimester.
75