Latest Natural selection Stories
Mothers win the genetic tug of war by producing more sons with larger fathers and more daughters with smaller fathers.
Two Dartmouth biologists have found that brown anole lizards make an interesting choice when deciding which males should father their offspring.
The team observed viruses as they evolved over hundreds of generations to infect bacteria.
The unexpected discovery of a new type of genetic variation suggests that natural selection â€“ the force that drives evolution â€“ is both more powerful and more complex than scientists have thought.
Research findings introduce fundamental shift in how biologists perceive relationship between evolution and ecology.
Genes are being tested for roles in most conspicuous variations among dogs.
Scientists call for integrating evolutionary perspectives into medical curricula.
Researchers devise method to pinpoint key genetic variations under positive natural selection that may impact human health.
Does it matter if nature solves the same problem multiple ways? A NSF-supported study of lizard populations in White Sands, New Mexico has helped researcher Erica Rosenblum of the University of Idaho begin to answer that question.
Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of his famous book, 'On the Origin of Species', debate still continues on the mechanisms of speciation.
- A person who stands up for something, as contrasted to a bystander who remains inactive.
- One of the upright handlebars on a traditional Inuit sled.