The Scientist

» history and microbiology

Most Recent

image: In Certain Social Bees, Gut Microbiomes Follow Phylogeny

In Certain Social Bees, Gut Microbiomes Follow Phylogeny

By | March 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. 

1 Comment

image: Inflammation Drives Gut Bacteria Evolution

Inflammation Drives Gut Bacteria Evolution

By | March 16, 2017

Viruses within Salmonella rapidly spread genes throughout the bacterial population during a gut infection, scientists show.

2 Comments

image: Human Gut Microbe Transplant Alters Mouse Behavior

Human Gut Microbe Transplant Alters Mouse Behavior

By | March 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.  

1 Comment

image: Newton’s Color Theory, ca. 1665

Newton’s Color Theory, ca. 1665

By | March 1, 2017

Newton’s rainbow forms the familiar ROYGBIV because he thought the range of visible colors should be analogous to the seven-note musical scale.

1 Comment

NASA researchers have discovered ancient microbes locked inside minerals, suggesting a possible niche for interstellar life.

1 Comment

image: Toward Killing Cancer with Bacteria

Toward Killing Cancer with Bacteria

By | February 8, 2017

Researchers employ an engineered microbe to destroy tumor cells in mice.

0 Comments

image: 19th Century Experiments Explained How Trees Lift Water

19th Century Experiments Explained How Trees Lift Water

By | February 1, 2017

A maple branch and shattered equipment led to the cohesion-tension theory, the counterintuitive claim that water’s movement against gravity involves no action by trees.

2 Comments

image: Discovering Novel Antibiotics

Discovering Novel Antibiotics

By | February 1, 2017

Three methods identify and activate silent bacterial gene clusters to uncover new drugs

0 Comments

image: Earliest Deuterostome Fossils Described

Earliest Deuterostome Fossils Described

By | January 31, 2017

These millimeter-size sea creatures lived 540 million years ago.

0 Comments

Study of 81 six-week-olds who were born by C-section or vaginal delivery didn’t show differences in the structure or function of their microbiota, despite contrary results from other studies on babies. 

4 Comments

Popular Now

  1. A Potential Remedy for the Aging Brain
    The Scientist A Potential Remedy for the Aging Brain

    In mice, injected fragments of a naturally occurring protein boost memory in young and old animals and improve cognition and mobility in a model of neurodegenerative disease. 

  2. The Sleeping Brain Can Learn
    Daily News The Sleeping Brain Can Learn

    Humans can remember new sensory information presented during REM sleep, but this ability is suppressed during deep, slow-wave slumber.

  3. USDA Emails: Don’t Use “Climate Change”
  4. Nature Index Identifies Top Contributors to Innovation
AAAS