marine life, microbiology
Gut Microbes Contribute to Age-Associated Inflammation in Mice
Gut Microbes Contribute to Age-Associated Inflammation in Mice
Abby Olena | Apr 12, 2017
A mouse study reveals a causal link between changes in intestinal microbiota and increasing inflammation as the rodents age.
Image of the Day: Sonic Snapper
Image of the Day: Sonic Snapper
The Scientist Staff | Apr 11, 2017
By rapidly snapping its large claw shut, the newly discovered pistol shrimp, Synalpheus pinkfloydi, can create enough sonic energy to stun—even kill—small fish.
Behavioral Changes in Mice Given Antibiotics in Early Life
Behavioral Changes in Mice Given Antibiotics in Early Life
Jef Akst | Apr 10, 2017
Mice exposed to low doses of penicillin in utero or as young pups exhibited long-term behavioral differences not seen in their non-exposed counterparts, according to a study.
Study: Microbes from Young Fish Extend Older Fish’s Lives
Study: Microbes from Young Fish Extend Older Fish’s Lives
Kerry Grens | Apr 5, 2017
Recolonizing middle-aged animals with bacteria from younger ones kept killifish alive longer than usual, researchers report.
In Certain Social Bees, Gut Microbiomes Follow Phylogeny
In Certain Social Bees, Gut Microbiomes Follow Phylogeny
Ashley P. Taylor | Mar 29, 2017
Corbiculate bees and their gut-dwelling microbes have been coevolving since the social species evolved from their solitary ancestors around 80 million years ago, scientists suggest. 
Image of the Day: Lighting Up the Sea
Image of the Day: Lighting Up the Sea
The Scientist Staff | Mar 21, 2017
The Hawaiian bobtail squid (Euprymna scolopes) is a nocturnal predator with a light organ full of bioluminescent bacteria attached to an ink sac, which the animal uses to control the amount of light it releases.
Inflammation Drives Gut Bacteria Evolution
Inflammation Drives Gut Bacteria Evolution
Ruth Williams | Mar 16, 2017
Viruses within Salmonella rapidly spread genes throughout the bacterial population during a gut infection, scientists show.
Image of the Day: Whale Watching
Image of the Day: Whale Watching
The Scientist Staff | Mar 8, 2017
Scientists capture the True’s beaked whale (Mesoplodon mirus) on film for the first time.
Human Gut Microbe Transplant Alters Mouse Behavior
Human Gut Microbe Transplant Alters Mouse Behavior
Anna Azvolinsky | Mar 1, 2017
Fecal transplants from humans with irritable bowel syndrome and anxiety into mice lead to similar symptoms and anxiety-like behavior in the rodents, researchers report.  
Image of the Day: Penguin Run
Image of the Day: Penguin Run
The Scientist Staff | Feb 28, 2017
Little penguins (Eudyptula minor) live on the southeast coast of Australia, one of the global “hot spots” of marine diversity most severely affected by global warming.