Plants that tell a sad tale of pollution

Article Abstract:

Lichens can give scientists very important information about changes in air quality, as they are extremely sensitive to air pollution. Researchers have now developed maps of lichen locations, and in this way have established the regions with the highest levels of air pollution. They are also looking at ways in which pollution can cause lichens to damage the structures on which they grow.

Environmental aspects, Air pollution, Lichens

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Addicted to the pleasure zone

Article Abstract:

It is becoming increasingly clear that drugs change the mind, inducing an unnatural brain state. Research has highlighted the chemical transmitter dopamine, which is produced by the area of brain responsible for creating sensations of pleasure.

Illicit Drugs, Physiological aspects, Drug abuse, Illegal drugs

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What does a cat dream about?

Article Abstract:

New research indicates that animals dream and that it is possible to identify what they are dreaming about. It has been established that sleep is involved in the creation of long-term memory in animals.

Animal psychology

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