Cellular & Microscopic Biology

Cellular and microscopic biology allow scientists to study cells and microorganisms. Cellular biology is the study of cells, including their structure and function. Microbiology is the study of microorganisms, which include algae, bacteria, and viruses.

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Cell suicide sounds unpleasant, but this programmed cell death is the reason your fingers and toes are no longer webbed. What's the story behind apoptosis, and what does it have to do with curing disease?

By Molly Edmonds

Pasteurization is the process of removing harmful pathogens from various types of food. How was this process discovered?

By Carol White

Mold is a type of fungus, and it's everywhere — indoors, outdoors and even in the air. But is black mold worse than the rest? Is it as deadly as people say?

By Melanie Radzicki McManus & Austin Henderson

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You could be excused for thinking that, of course, all animals breathe oxygen to live. Because it wasn't until very recently that scientists discovered the only multicellular animal that doesn't. Meet Henneguya salminicola.

By Jesslyn Shields

Prokaryotic cells are like single-room efficiency apartments while eukaryotic cells are like mansions with many rooms — and they are the only two kinds of cells in the world.

By Jesslyn Shields

The part of your cells that helps you recover from a hangover is shaped like a maze of tubes and is made of two parts — the rough endoplasmic reticulum and the smooth endoplasmic reticulum.

By Jesslyn Shields & Yara Simón

Centrioles are spindles that create the pathways for chromosomes to follow during cell division.

By Jesslyn Shields

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Niels Bohr proposed the model of the atom that we still learn in school today, even though it's technically incorrect.

By Jesslyn Shields