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Author Question: Star A has a radius of 200 000 km and a surface temperature of 6 000 K. Star B has a radius of 400 ... (Read 48 times) |
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.
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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.