The Scientist

» stem cells, evolution and culture

Most Recent

image: Neanderthal-Human Interbreeding Got an Early Start

Neanderthal-Human Interbreeding Got an Early Start

By | July 5, 2017

Mitochondrial DNA in Neanderthal bone suggests humans first left Africa earlier than previously thought.

1 Comment

Students will not learn the theory in primary and secondary schools nationwide. 

2 Comments

Genomic analysis of an oak tree that lived during Napoleon’s time supports the idea that plants somehow avoid the accumulation of mutations in their stem cells.

1 Comment

A study suggests that “chief” cells in the stomach act as reserve stem cells that are activated by tissue damage and may be the long-sought source of gastric cancer.

0 Comments

image: Art’s Diagnosticians

Art’s Diagnosticians

By | June 12, 2017

Physicians peer into the subjects of artistic masterpieces, and find new perspective on their own approach to diagnosing maladies.

0 Comments

The new fossils push the origin of the human species back by 100,000 years.

0 Comments

image: Mammals May Have a 12-Hour Clock

Mammals May Have a 12-Hour Clock

By | June 6, 2017

Data point to peaks in gene expression in the morning and evening that are distinct from day-night circadian cycles.

0 Comments

image: Book Excerpt from <em>Behave</em>

Book Excerpt from Behave

By | June 1, 2017

In the book’s introduction, author and neuroendocrinologist Robert Sapolsky explains his fascination with the biology of violence and other dark parts of human behavior.

0 Comments

The human brain’s insular cortex is adept at registering distaste for everything from rotten fruit to unfamiliar cultures.

1 Comment

image: Mammalian Jaws Evolved to Chew Sideways

Mammalian Jaws Evolved to Chew Sideways

By | June 1, 2017

Parallel evolution in jaws and teeth helped early mammals diversify their diets.

1 Comment

Popular Now

  1. So You’ve Been Mistaken as a White Nationalist
  2. Opinion: We Need a Replacement for Beall’s List
  3. Your Body Is Teeming with Weed Receptors
    Features Your Body Is Teeming with Weed Receptors

    And the same endocannabinoid system that translates marijuana's buzz-inducing compounds into a high plays crucial roles in health and disease outside the brain.

  4. Doctors’ Advice to Finish Antibiotics Overlooks Resistance
AAAS