Science wallpaper on Desktop / page 40

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Full moon on a black background

Full moon on a black background

Full moon on a black background

The planet Saturn. Outer space

The planet saturn. outer space

The planet Saturn. Outer space

A picture of Metamorphosis with a falling tile

A picture of metamorphosis with a falling tile

A picture of Metamorphosis with a falling tile

Electric charge from the button in different directions

Electric charge from the button in different directions

Electric charge from the button in different directions

There are many stairs inside the space box

There are many stairs inside the space box

There are many stairs inside the space box

Silver robot on a black background

Silver robot on a black background

Silver robot on a black background

Underwater tunnel at the bottom of the ocean

Underwater tunnel at the bottom of the ocean

Underwater tunnel at the bottom of the ocean

Purple balls on a dark background

Purple balls on a dark background

Purple balls on a dark background

A fiery guitar on a black background

A fiery guitar on a black background

A fiery guitar on a black background

Moon Desktop Screensaver

Moon desktop screensaver

Moon Desktop Screensaver

The endless misty space of the galaxy

The endless misty space of the galaxy

The endless misty space of the galaxy

There are many beautiful stars in the universe

There are many beautiful stars in the universe

There are many beautiful stars in the universe

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Система знаний о закономерностях в развитии природы, общества и мышления, а также отдельная отрасль таких знаний. То, что поучает, даёт опыт, урок (в 4 знач.; разг. ).