Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The human body produces and destroys 15 million blood cells every second.
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More than 4.4billion prescriptions were dispensed within the United States in 2016.
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There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.
Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
Hemiphlebia mirabilis, the Ancient Greenling, is a species of damselfly in family Hemiphlebiidae.
Ant species richness by latitude.
Three queens, fertile females in species that have a reproductive division of labor.