The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Tropical rain forest in Borneo. Within the three-dimensional framework of tropical rain forests live
True-color image of layers of haze in Titan's atmosphere.
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Probiotics are live microorganisms, usually bacteria, mainly found in cultured dairy foods
Neither heat-killed S-type nor live R-type bacteria can kill mice, but simultaneous injection of bot