Have aliens visited Earth? No
This is a picture of a dust mite magnified using an electron microscope.
An electron microscope uses an electron beam to create an image. They are capable of magnifying an object up to 2 million times.
Ernst Ruska and Maximillion Knoll are given credit for creating the first electron microscope in 1931.
An electron microscope uses an electron beam to create an image. They are capable of magnifying an object up to 2 million times.
Ernst Ruska and Maximillion Knoll are given credit for creating the first electron microscope in 1931.
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