A light micrograph image shows a green oblong organism with flagella. Inside it is a circular structure.
| 5 min read
What scientists thought was an endosymbiont in algae turned out to be an organelle.

symbiosis

Hawaiian Bobtail squid

Symbiotic Organs: Extreme Intimacy with the Microbial World

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Infographic: Symbiotic Organs Bring Hosts and Microbes Closer

Tortoise leaf beetle on a green leaf

The Double Life of a Fungus: Defends Beetle, Attacks Plant

Newly hatched stinkbugs climbing over a pile of eggs.

Best Bugs: How E. coli Evolves into a Stinkbug Symbiont

Mosquito with red abdomen and white stripes on human skin

Mosquitoes Add Bacteria to Water to Help Larvae Grow: Preprint

Natural sunbeams underwater through water surface in the Mediterranean sea on a seabed with neptune grass, Catalonia, Roses, Costa Brava, Spain

Marine Plant Partners with Microbes Like Terrestrial Plants Do

Infographic showing how a new bacteria species called <em>Candidatus Celerinatantimonas neptuna</em> lives in seagrass and how it provides the plant with nitrogen

Infographic: Nitrogen-Fixing Bacteria Live Inside Seagrass Roots

Illustration showing coral health outcomes in response to bleaching events

Infographic: How Corals Remember the Past, Prepare for the Future

Conceptual illustration of coral

Environmental Memory: How Corals Are Adjusting to Warmer Waters

Collage of images including sperm, bacteria, coral, and an illustration of a researcher

Our Favorite Cell and Molecular Biology Stories of 2021

illustration of colorful microbes inside a person's stomach and intestines

How Commensal Gut Bacteria Keep Pathogens in Check

A brown tick is shown from above as it climbs a green blade of grass

Bacterial Symbionts Tell Ticks When to Eat

A micrograph with a grey background shows both purple bacteria and green algae within a ciliated microorganism

A Protist Hosts Both Green Algae and Purple Bacteria Symbionts

Certain Color Varieties of a Coral Are More Protected from Bleaching

Forest Fungi Ride Out Wildfires by Hiding Inside Plants

Researchers Discover the Largest Virus in the Oceans Yet

Ants Produce Antibiotics that May Protect Plants

ants symbiotic plants

Image of the Day: Farming Ants

Image of the Day: Symbiotic Algae

When Is an Endosymbiont an Organelle?

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Considerations for Cell-Based Assays in Immuno-Oncology Research

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From Water Bears to Grizzly Bears: Unusual Animal Models

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