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Scientists Identify Genetic Mechanism That Contributed to Irish Famine
February 6, 2013 — Plant pathologists studied the pathogen that triggered the Irish Famine of the 19th century by infecting potato plants, and deciphered how it succeeded in crippling the potato plant's immune ... > full story -
First Artificial Enzyme Created by Evolution in a Test Tube
January 30, 2013 — A wobbly new biochemical structure in one scientist's lab may resemble what enzymes looked like billions of years ago, when life on Earth began to evolve -- long before they became ingredients for ... > full story -
Survival of the Prettiest: Sexual Selection Can Be Inferred from the Fossil Record
January 29, 2013 — Detecting sexual selection in the fossil record is not impossible. The term "sexual selection" refers to the evolutionary pressures that relate to a species' ability to repel rivals, meet mates and ... > full story -
New Dinosaur Fossil Challenges Bird Flight Origins Theories
January 24, 2013 — The discovery of a new bird-like dinosaur from the Jurassic period challenges widely accepted theories on the origin of flight. A new paper describes a new feathered dinosaur about 30 centimeters in ... > full story -
Brain of Ampelosaur from Cuenca (Spain) Revealed
January 23, 2013 — Scientists have made a 3-D reconstruction of the remains of ampelosaur, found in 2007 in the site of Lo Hueco (Cuenca). The fossils are about 70 million years old (Late ... > full story -
A Relative from the Tianyuan Cave: Humans Living 40,000 Years Ago Likely Related to Many Present-Day Asians and Native Americans
January 21, 2013 — Ancient DNA has revealed that humans living some 40,000 years ago in the area near Beijing were likely related to many present-day Asians and Native ... > full story -
A Snapshot of Pupfish Evolution
January 10, 2013 — One biologist has bred more than 3,000 hybrid fish in his time as a graduate student in evolution and ecology, a pursuit that has helped him create one of the most comprehensive snapshots of natural ... > full story -
A History Lesson from Genes: Using DNA to Tell Us How Populations Change
January 9, 2013 — Researchers have developed a software model that can infer population history from modern ... > full story -
First Fossil Bird With Teeth Specialized for Tough Diet
January 7, 2013 — Beak shape variation in Darwin's finches is a classic example of evolutionary adaptation, with beaks that vary widely in proportions and shape, reflecting a diversity of ecologies. While living birds ... > full story -
Major Source of Evolutionary Differences Among Species Uncovered
December 20, 2012 — Researchers have uncovered a genetic basis for fundamental differences between humans and other vertebrates that could also help explain why humans are susceptible to diseases not found in other ... > full story
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