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Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
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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.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Mutualisms, such as those that occur among plants and pollinators, generally involve large numbers o
When parents actively support higher education, their children achieve more in their future careers.
This couple, a brother and sister in Germany and the proud parents of this child, are challenging ...


