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Author Question: When observing a very distant quasar, we are actually seeing the universe the way it was when it was ... (Read 86 times) |
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.