There are 60,000 miles of blood vessels in every adult human.
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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.
Punnett square illustrating the genotypes underlying a 9 : 3 : 3 : 1 ratio
A magnificent sea anemone on the Great Barrier Reef, with an Ocellaris clownfish.
Great Horned Owl
The Great Red Spot
Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent