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Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

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For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

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.

Recording the membrane potential of neurons. Recording the membrane potential of neurons.
black widow spider black widow spider
The fibers in silk cloth and in a spider web are made up of the protein fibroin The fibers in silk cloth and in a spider web are made up of the protein fibroin
Typhochlaena costae (Spider) Typhochlaena costae (Spider)
Tympanic membrane. Tympanic membrane.
In this painting evangelist George Whitefield appears to be cross-eyed. This is no fault of John Wol In this painting evangelist George Whitefield appears to be cross-eyed. This is no fault of John Wol
Video: Vascular tissues in a corn stem and a buttercup root

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