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Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

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The longest a person has survived after a heart transplant is 24 years.

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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Evolutionary change in the tetrapod lineage, showing a transitional form. Evolutionary change in the tetrapod lineage, showing a transitional form.
This internal bypass passage in the thermostat housing directs cold coolant to the water pump. This internal bypass passage in the thermostat housing directs cold coolant to the water pump.
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If a graph has the following x-intercepts, which value of x is the instantaneous rate of change ... If a graph has the following x-intercepts, which value of x is the instantaneous rate of change ...
Video: Conduction of action potentials

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