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Author Question: When a child is conceived, the parents pass along 46 genes, two of which decide whether the baby ... (Read 219 times) |
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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 the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
The horizontal fraction bar was introduced by the Arabs.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.