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Everyone has one nostril that is larger than the other.

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The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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There are more nerve cells in one human brain than there are stars in the Milky Way.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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Reconstructed Australopithecus afarensis spine shows that species walked upright. Reconstructed Australopithecus afarensis spine shows that species walked upright.
Time Line of Human History From Upper Paleolithic Period to the Present Time Line of Human History From Upper Paleolithic Period to the Present
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Bones of the human skeleton Bones of the human skeleton
Video: Gas exchange - partial pressure, locations, external and internal respiration

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