1
It is impossible to lick your elbow.
2
A crocodile can't stick it's tongued out.
3
In a study of 200,000 ostriches over a period of 80 years, no one reported a single case where an ostrich buried its head in the sand.
4
It is physically impossible for pigs to look up into the sky.
5
More than 50% of the people in the world have never made or received a telephone call.
6
Rats and horses can't vomit.
7
If you keep your eyes open by force when you sneeze, you might pop an eyeball out.
8
Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
9
The cigarette lighter was invented before the match.
10
A duck's quack doesn't echo, and no one knows why.
11
Most lipstick contains fish scales
12
Russia has a larger surface area than Pluto.
13
Oxford University is older than the Aztec Empire.
14
There are more stars in space than there are grains of sand on every beach in the world.
15
For every human on Earth, there are 1.6 million ants.
16
The total weight of all those ants, however, is about the same as all the humans.
17
Like fingerprints, everyone's tongue print is different..
18
Every year about 98% of atoms in your body are replaced.
19
Your salivary glands produce two to six cups of (0.5-1.5 liters) of saliva a day. Six cups of saliva would come close to filling a big, two-liter (67.6) ounce soda bottle!
20
Sound travels 15 times faster through steel than through the air.
21
On Jupiter and Saturn, it rains diamonds.
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