How Commensal Gut Bacteria Keep Pathogens in Check
How Commensal Gut Bacteria Keep Pathogens in Check
Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  
How Commensal Gut Bacteria Keep Pathogens in Check
How Commensal Gut Bacteria Keep Pathogens in Check

Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  

Recent studies describe how resident microbiota appear to outcompete unwelcome visitors, either with superior weaponry or by guzzling up local resources.  

symbiosis
Bacterial Symbionts Tell Ticks When to Eat
Bacterial Symbionts Tell Ticks When to Eat
Abby Olena | Oct 1, 2021
The endosymbiont Coxiella affects tick serotonin production and subsequent blood-feeding behavior, a study finds.
WITH VIDEO
A Protist Hosts Both Green Algae and Purple Bacteria Symbionts
A Protist Hosts Both Green Algae and Purple Bacteria Symbionts
Abby Olena | Jun 11, 2021
Having two different endosymbionts may allow the ciliate Pseudoblepharisma tenue to live in both oxygen-rich and oxygen-poor zones of the muddy bogs of southern Germany.
Certain Color Varieties of a Coral Are More Protected from Bleaching
Certain Color Varieties of a Coral Are More Protected from Bleaching
Lisa Winter | Feb 25, 2021
In yellow-green and purple versions of the reef-building Acropora tenuis, the genes that code for particular fluorescent and other colorful proteins become more active in the summer, protecting symbiotic algae from thermal stress and resisting bleaching.
Forest Fungi Ride Out Wildfires by Hiding Inside Plants
Forest Fungi Ride Out Wildfires by Hiding Inside Plants
Annie Greene | Apr 1, 2020
Researchers uncover the “body-snatching” tactics of fungi that flourish immediately after wildfires.
Researchers Discover the Largest Virus in the Oceans Yet
Researchers Discover the Largest Virus in the Oceans Yet
Kerry Grens | Mar 1, 2020
The ChoanoVirus genome codes for rhodopsin, perhaps giving its choanoflagellate host extra energy-harvesting capabilities.
Ants Produce Antibiotics that May Protect Plants
Ants Produce Antibiotics that May Protect Plants
Emily Makowski | Mar 1, 2020
The antimicrobial compounds ants excrete to defend themselves from pathogens may protect plants as well.
Image of the Day: Farming Ants
Image of the Day: Farming Ants
Amy Schleunes | Jan 22, 2020
Evolution imbued ants with an agriculture strategy that optimizes food rewards.
Image of the Day: Symbiotic Algae
Image of the Day: Symbiotic Algae
Emily Makowski | Jan 13, 2020
Anemones keep their algae populations in check.
When Is an Endosymbiont an Organelle?
When Is an Endosymbiont an Organelle?
Ruth Williams | Oct 3, 2019
The finding that a bacterium within a bacterium within an animal cell cooperates with the host on a biosynthetic pathway suggests the endosymbiont is, practically speaking, an organelle.
Image of the Day: Tree Hugger
Image of the Day: Tree Hugger
Nicoletta Lanese | Jul 29, 2019
Water flows between a dead-looking stump and nearby trees on an alternating schedule.
Image of the Day: Network Demand
Image of the Day: Network Demand
Chia-Yi Hou | Jun 7, 2019
Symbiotic fungi can adjust where they transport nutrients to plant roots based on where they are needed.
In a Warming Climate, Seaweed’s Microbiome May Mediate Disease
In a Warming Climate, Seaweed’s Microbiome May Mediate Disease
Carolyn Wilke | Jun 1, 2019
Kelp in warm, acidified waters develop blistered fronds—and the composition of microbial communities could help explain why, a study suggests.
Image of the Day: Coral Fluorescence
Image of the Day: Coral Fluorescence
Kerry Grens | Jan 22, 2019
Green fluorescent protein lures algal symbionts to corals.
Not One, Not Two, But Three Fungi Present in Lichen
Not One, Not Two, But Three Fungi Present in Lichen
Kerry Grens | Jan 17, 2019
Scientists discover a third fungus that is widespread in lichens, but it’s not clear yet whether it’s a partner in the algal-fungal symbiosis or a bystander.
Image of the Day: Powered by Mushrooms
Image of the Day: Powered by Mushrooms
Carolyn Wilke | Dec 5, 2018
The fungi are made to generate electricity with the help of photosynthesizing bacteria looped together on a graphene circuit. 
Image of the Day: Flood Protection
Image of the Day: Flood Protection
Catherine Offord | Oct 31, 2018
Aphids induce their host plants to produce tiny hairs that help keep the surfaces water-repellent.
Coral Reef Scientist Ruth Gates Dies
Coral Reef Scientist Ruth Gates Dies
Catherine Offord | Oct 31, 2018
Gates was director of the Hawaii Institute of Marine Biology and a strong advocate for coral conservation.
Image of the Day: Circularity
Image of the Day: Circularity
Sukanya Charuchandra | Aug 15, 2018
A marine flatworm swarms in a circular fashion off the coast of Guernsey.
Image of the Day: Hirsute and How
Image of the Day: Hirsute and How
Sukanya Charuchandra | Jun 11, 2018
A newly described species of shrimp, Odontonia bagginsi, has been named after Bilbo Baggins.