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Do you know the main points of the theory of natural selection?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
xPlate tectonics : The theory supported by a wide range of evidence that considers the Earth's crust and upper mantle to be composed of several large, thin, relatively rigid plates that move relative to one another.
Geologists think that the waters of Lake Tanganyika, a long lake located in East Africa, has experienced a huge amount of warming in the last 100 years. Currently, the surface water of this lake is the...Read more