20 Interesting scientific fact (PART 3)

1/ Without its lining of mucus your stomach would digest itself.

2/ Humans have 46 chromosomes, peas have 14 and crayfish have 200.

3/ There are 60,000 miles of blood vessels in the human body.

4/ An individual blood cell takes about 60 seconds to make a complete circuit of the body.

5/ Utopia ia a large, smooth lying area of Mars.

6/ On the day that Alexander Graham Bell was buried the entire US telephone system was shut down for 1 minute in tribute.

7/ The low frequency call of the humpback whale is the loudest noise made by a living creature.

8/ The call of the humpback whale is louder than Concorde and can be heard from 500 miles away.

9/ A quarter of the world's plants are threatened with extinction by the year 2010.

10/ Each person sheds 40lbs of skin in his or her lifetime.

11/ At 15 inches the eyes of giant squids are the largest on the planet.

12/ The largest galexies contain a million, million stars.

13/ The Universe contains over 100 billion galaxies.

14/ Wounds infested with maggots heal quickly and without spread of gangrene or other infection.

15/ More germs are transferred shaking hands than kissing.

16/ The longest glacier in Antarctica, the Almbert glacier, is 250 miles long and 40 miles wide.

17/ The fastest speed a falling raindrop can hit you is 18mph.

18/ A healthy person has 6,000 million, million, million haemoglobin molecules.

19/ A salmon-rich, low cholesterol diet means that Inuits rarely suffer from heart disease.

20/ Inbreeding causes 3 out of every 10 Dalmation dogs to suffer from hearing disability.

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