The Scientist

» genetics, evolution and microbiology

Most Recent

Recolonizing middle-aged animals with bacteria from younger ones kept killifish alive longer than usual, researchers report.

0 Comments

image: Mutations Linked to Secondary Cancers

Mutations Linked to Secondary Cancers

By | April 4, 2017

Childhood cancer survivors with mutations in certain cancer-risk genes have a higher risk of developing additional neoplasms later in life, according to research presented at the American Association for Cancer Research annual meeting.

0 Comments

image: Study: Diet Contributes to Brain Size

Study: Diet Contributes to Brain Size

By | March 30, 2017

The results of a historical primate behavior analysis suggest that species with fruit-filled diets evolved larger brains.

1 Comment

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: Dinosaur Phylogenetic Tree Shake-Up

Dinosaur Phylogenetic Tree Shake-Up

By | March 24, 2017

An analysis of 74 dinosaur species leads a group of researchers to reorganize the extinct animals’ evolutionary history.

0 Comments

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: Image of the Day: Colorful Chromosomes

Image of the Day: Colorful Chromosomes

By | March 16, 2017

This 3-D model of the mouse genome depicts the interactions between chromosomes within an embryonic stem cell.

0 Comments

image: Genome Digest

Genome Digest

By | March 16, 2017

What researchers are learning as they sequence, map, and decode species’ genomes

2 Comments

image: Sharks May Have Evolved from Acanthodians

Sharks May Have Evolved from Acanthodians

By | March 14, 2017

Analysis of an ancient shark fossil provides the strongest evidence to date that modern sharks derive from a class of 400 million–year-old bony fish.

0 Comments

image: Opinion: Birds of a Feather?

Opinion: Birds of a Feather?

By | March 10, 2017

Taking into account the interaction of nuclear and mitochondrial genes in birds holds the promise of more objectively defining what constitutes a species.

4 Comments

Popular Now

  1. A Coral to Outlast Climate Change
  2. Antarctica Is Turning Green
  3. First In Vivo Human Genome Editing to Be Tested in New Clinical Trial
  4. How to Tell a Person’s “Brain Age”
AAAS