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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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How Fat Cells Work

Learn about weight gain and the processes going on in your cells.


Scientists Control Cells With Light, Make Cool Artwork

Scientists are figuring out how to build and boss around bacteria in ways that are helpful to humans. Learn more at HowStuffWorks. See more »

Our Gut Microbes Have Circadian Rhythms, Too — And They Might Own Us

Do microbes inside our body have their own circadian rhythms? Learn more about the gut microbiome and circadian rhythms in this HowStuffWorks article. See more »

Study Suggests Early Antibiotics Could Affect Adult Health and Behavior

Learn more about a new study on the impact antibiotics could have on health and behavior later in life in this HowStuffWorks article. See more »

Your Walk Is So Distinct It Can Reveal Deep Personality Traits

New studies examine personality and the way a person moves. Learn more about walking and personality in this HowStuffWorks Now article. See more »

Germs May Help Shape Our Personalities

Recent research in mice suggests that immune activity directly affects social behavior. Could it have dramatic implications for disease research, too? See more »

Superbugs Found at Rio Olympic Swimming Spots

Reuters is reporting that hospital microbes were present at several beaches where Olympic events will take place. Learn more at HowStuffWorks Now. See more »

What's the Oldest Living Thing on Earth?

What's the oldest living thing on the planet? Is it a fungus, or a tree? Or something else? Learn more in this HowStuffWorks Now article. See more »

Cheerleaders Help Discover Bacteria That Grows Better In Zero-Gravity

Bacillus safensis grew much faster in zero-gravity than it did on Earth. Learn more about this bacteria in this HowStuffWorks Now article. See more »

Slimy Bacteria Inch Toward the Light

It turns out slime sees similar to how humans see. Find out how bacteria crawls toward light at HowStuffWorks Now. See more »

Frozen Virus Gets Second Chance, 30,000 Years Later

A team of French researchers unearthed a 30,000-year-old virus from Siberia's permafrost. Learn more about their viral research at HowStuffWorks Now. See more »