Category: Observations and pictures


White blood cells (leukocytes)

White blood cells obtained from the site of an infection under the microscope.

Microscopy of the dandelion flower

Here I show you how to observe the pappus of the dandelion. This is the part that carries away the seed with the wind.


Focus animation of a radiolarian

Here we have a focus animation of two radiolaria. The shells of these organisms are made of silica, which is similar to glass.

uSCOPE MX II digital microscope

The uSCOPE MXII digital microscope

The uSCOPE MXII microscope is a slide digitizer, which allows you to take overlapping pictures to be stitched together into a larger final image.

moss cells (level corrected)

White balance and image quality

Automatic white balance can greatly increase the information content of the images, it can also introduce color artifacts, however.

High speed micrography – stinging nematocysts of a jelly fish

Here is an embedded Youtube video which shows some high speed photography.

Animated GIF of red onion cells in salt water.

Plasmolysis of red onion cells

Adding salt water to red onion cells will cause the cytoplasm to lose water by osmosis. The cell’s content shrinks.

Red blood cells

How to observe red blood cells

Red blood cells do not appear red, when viewed under the microscope.

Trypanosoma brucei gambiense

Trypanosoma brucei gambiense

This parasite is spread over the tsetse fly and causes the sleeping sickness.

Maize stem (monocot)

Monocots and Dicots

Monocots and dicots can be distinguished by the arrangement of the vascular bundles.

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