The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Did you know?
Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
Layers of Rock Laid Down by Water
Rock-cut Tombs, Beni Hasan
Coarse-Grained Igneous Texture
Glassy Igneous Texture
Vesicular Igneous Texture
Calculate the velocity of the red rock after collision Angle measured counterclockwise from the ...