Astronomy is a natural science that studies celestial objects, such as stars, planets, comets, and galaxies, as well as the phenomena and processes that occur in outer space.

The Wikipedia page on the English language provides a comprehensive overview of the English language, including its history, development, characteristics, and global significance.

Mathematica is a software system that provides a comprehensive environment for computation, visualization, and programming.

Mathematics is a branch of science that deals with the study of numbers, quantities, and shapes.

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Physics is the natural science that studies matter, energy, and their interactions.