|
|
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Everyone has one nostril that is larger than the other.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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.