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Author Question: By the mid-1990s, fertility in the less developed countries as a whole had fallen, but there were ... (Read 35 times) |
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.
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
The average adult has about 21 square feet of skin.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.