There are 60,000 miles of blood vessels in every adult human.
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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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Your heart beats over 36 million times a year.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
A 19-foot-long blue whale skull in the collections of the Smithsonian Museum of Natural History
A blue whale lifting its tail flukes.
blue eyed grass
The Land Ordinance of 1785 called for surveying and dividing the Western Territories into square mil
Model look has gone from curvy to stick thin to sporty and back to waiflike again