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Author Question: Luis wonders why commercials appear more frequently at the end of a TV movie than at the beginning. ... (Read 39 times) |
Blood is approximately twice as thick as water because of the cells and other components found in it.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
The average office desk has 400 times more bacteria on it than a toilet.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.