How I caught some WATER FLEAS for the microscope
Water crustaceans are a sign of clean water! They eat bacteria and are also eaten by fish. Here I show you some of the crustaceans that I found in a sample of pond water.
Watch YEAST make Carbon Dioxide under the microscope
Baker’s Yeast (Saccharomyces cerevisiae) is a fungus that is used for baking and brewing. Here I show you how the yeast is actively producing carbon dioxide gas by cell respiration under the microscope.
Watch saliva digest starch under the microscope
This is why you should not eat raw potatoes: they are too difficult to digest! In this video I will show you how the enzyme amylase in the saliva digests starch grains. The starch is made visible with iodine.
Algae produce a lot of oxygen but they can be a problem as well
I put filamentous algae under the microscope. These were growing in one of my jars.
An aggressive little FLATWORM under the microscope 🔬 193
This fresh water flatworm is quickly sucks in the food that it want to eat. Sometimes the prey is too large, however. Flatworms have a mouth somewhere in the middle of the body that leads into a stomach. It has Read More ...
These cells crawl around in your body and keep you healthy
Phagocytes are white blood cells that engulf bacteria that have found their way into the body. They are part of cellular immunity. In this video we can see them move about. If you want to see them yourself, here are Read More ...
Why you should NOT be worried about microscopic worms (Morgellons) in your Face Mask
Some people are worried about moving worms on a face mask. But these are not worms. They are textile fibers from clothing. I will show you, how you can isolate thousands (!) of them and how to make them move Read More ...
Blood like you have never seen before!
I put some blood under the microscope and added salt water and distilled water to it. Due to osmosis, the shape of the red blood cells (erythrocytes) changed.
My body cells under the microscope
Today I put a few of my body cells under the microscope and observe it using brightfield, phase contrast and DIC.
Using a CENTRIFUGE to concentrate ALGAE for microscopy
Sometimes the concentration of planktonic algae is low. A centrifuge is useful in this case. But it might not be absolutely necessary.