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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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The human body produces and destroys 15 million blood cells every second.

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There are more sensory neurons in the tongue than in any other part of the body.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

The "Emu in the sky," a constellation defined by dark clouds rather than the stars. The "Emu in the sky," a constellation defined by dark clouds rather than the stars.
Spotted hyena cubs in Limpopo, South Africa. Note the well defined spots, which will fade with age Spotted hyena cubs in Limpopo, South Africa. Note the well defined spots, which will fade with age
The term wasp is typically defined as any insect of the order Hymenoptera and suborder Apocrita that The term wasp is typically defined as any insect of the order Hymenoptera and suborder Apocrita that
Leading & Managing Defined Leading & Managing Defined
Oceanic Crust Has a Well-defined Internal Structure Oceanic Crust Has a Well-defined Internal Structure
The coefficient of the restitution of an object is defined as the ratio of its outgoing to ... The coefficient of the restitution of an object is defined as the ratio of its outgoing to ...
Video: Olfaction. or the sense of smell

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