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Author Question: Gross and colleagues found that exonerations of death row inmates are more than _________ times more ... (Read 14 times) |
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Asthma cases in Americans are about 75% higher today than they were in 1980.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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.
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.