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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Tons of Life Found Deep Within Earth's Surface

Could these incredible new organisms provide clues about how life might exist in other areas on Earth — or even on other planets?

Scientists Call for a Global Germ Bank

Researchers are calling for a new "Noah's Ark" to store microbes that might one day be valuable.

Earth's Oldest Color Was Pink

Scientists have found that ancient fossilized chlorophyll was dark red and purple in its concentrated form, which means that when diluted by water or soil, it would have lent a pink cast to earth and sea.

Saharan Dust: The Good, the Bad and the Gritty

Dust traveling over the Atlantic from North Africa feeds both phytoplankton that makes the oxygen we breath and the bacteria that could kill us.

Scientists Find Antarctic Microbes That Live on Air Alone

Scientists have found microbes in Antarctica that somehow survive just on gases in the atmosphere. This could have some exciting possibilities for determining how alien life on other planets could stay alive.

Could Gut Bacteria Become the Next Sports Drink?

The mass of microorganisms swarming inside your favorite elite athlete's body may be a great business opportunity.

Scientists Control Cells With Light, Make Cool Artwork

But the artwork is just the beginning of how scientists hope to boss around engineered bacteria.

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

We've known for while that our microbiomes affect our health, but new research suggest their circadian rhythms are tightly interconnected with ours.

Study Suggests Early Antibiotics Could Affect Adult Health and Behavior

A new study conducted on mice found a change in anxiety and aggression, and that probiotics could mediate any changes.

Your Walk Is So Distinct It Can Reveal Deep Personality Traits

New studies suggests your gait may be able to predict something deeper than just a temporary mood.

Germs May Help Shape Our Personalities

It's all connected! Recent rodent research suggests that immune responses and social behavior may be more intertwined than we realized.

Superbugs Found at Rio Olympic Swimming Spots

With 51 days and counting until the Olympics, Rio's busy dealing with yet another crisis: the presence of super bacteria at many of the Olympic swimming holes.

What's the Oldest Living Thing on Earth?

Trees? Fungus? Bacteria? It all kind of depends on how you define "alive" ... and how you define "thing," as this BrainStuff video explains.

Cheerleaders Help Discover Bacteria That Grows Better In Zero-Gravity

Citizen scientists collected bacteria strains to send to the International Space Station. All grew exactly the same as on Earth — except for one, which grew much faster.

Slimy Bacteria Inch Toward the Light

As if you needed another reason to find slime weird, researchers revealed that it moves toward light with tiny tentacles.

Frozen Virus Gets Second Chance, 30,000 Years Later

Ancient, frozen viruses are destined for resurrection anyway, as climate change continues. Researchers figure we might as well see what humanity is up against.

How Giant Viruses Work

Giant viruses sound like something from a science fiction movie. But they're real. However, they're not as scary as you might think.

How are viruses, viroids and prions related?

Viruses, viroids and prions are microscopic, infectious particles with a common, despicable goal — but the way each goes about achieving that goal is different.

Are 'extinct' viruses coming back thanks to climate change?

Deep in Siberia, scientists discovered a giant, amoeba-eating virus. This may sound like straight-up sci-fi, but it's actually happened a few times. Is climate change to blame for resurrecting these ancient bugs?

What's the difference between a bacterial and viral infection?

Both can make you feel lousy, but there are a few important differences between the causes of bacterial and viral infections – knowing the details can help improve your health.

Can drug-resistant bacteria lose their resistance?

A post-antibiotic world is a scary thought. Without antibiotics to cure our infections, a public health crisis is inevitable. In the absence of new drugs, is it possible to reserve the resistance of those bacteria?

How Bacteria Work

Bacteria are both friend and foe to humanity. They cause and cure health problems, make rotting food stink and give sourdough its delicious taste. Find out how these countless tiny microbes accomplish all of this and more.

Top 10 Germs on Your Smartphone

Spend your life on your smartphone and you may be sending yourself to the sick bed. Here's a list of some of the nasty germs that could be lurking on your mobile device.

Does your body really replace itself every seven years?

That bully who tormented you in school might not seem to have changed much when he put you down at the 10-year reunion. But he's practically a whole new person.

How the Human Microbiome Project Works

You like to think of yourself as an individual. But the truth is there's a huge microbial party going inside and outside your body right now. And the folks from the Human Microbiome Project want to know what those microbes are up to.