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Studies Reveal Genetic Variation Driving Human Evolution
February 14, 2013 — A pair of studies sheds new light on genetic variation that may have played a key role in human evolution. The study researchers used an animal model to study a gene variant that could have helped ... > full story -
Gene Invaders Are Stymied by a Cell’s Genome Defense
February 14, 2013 — Gene wars rage inside our cells, with invading DNA regularly threatening to subvert our human blueprint. Now, researchers have discovered a molecular machine that helps protect a cell's genes against ... > full story -
Birds Evolved Ultraviolet Vision Several Times
February 11, 2013 — Ultraviolet vision evolved at least eight times in birds from a common violet sensitive ancestor finds a new study. All of these are due to single nucleotide changes in the ... > full story -
Putting Our Heads Together: Canines May Hold Clues to Human Skull Development
February 8, 2013 — Researchers have reviewed research on dog cranium development, suggest future research and how it may inform human skull ... > full story -
Most Comprehensive Tree of Life Shows Placental Mammal Diversity Exploded After Age of Dinosaurs
February 7, 2013 — Scientists have generated the most comprehensive tree of life to date on placental mammals, which are those bearing live young, including bats, rodents, whales and ... > full storyMore: -
New Look at Human Fossil Suggests Eastern Europe Was an Important Pathway in Evolution
February 7, 2013 — A fossilized bone fragment found buried deep in the soil of a Serbian cave is causing scientists to reconsider what happened during a critical period in human development, when the strands of modern ... > full storyMore: -
Mitochondrial Mutations: When the Cell's Two Genomes Collide
February 5, 2013 — Plant and animal cells contain two genomes: One in the nucleus and one in the mitochondria. When mutations occur in each, they can become incompatible, leading to disease. To increase understanding ... > full storyMore: -
Last Neanderthals of Southern Iberia May Not Have Coexisted With Modern Humans, New Data Suggest
February 4, 2013 — The last Neanderthals had passed by southern Iberia quite earlier than previously thought, approximately 45,000 years ago and not 30,000 years ago as it has been estimated until recently. Researchers ... > full story -
Vegetation Changes in Cradle of Humanity: Study Raises Questions About Impact on Human Evolution
January 31, 2013 — What came first: the bipedal human ancestor or the grassland encroaching on the forest? A new analysis of the past 12 million years' of vegetation change in the cradle of humanity is challenging ... > full story -
Chimp See, Chimp Learn: First Evidence for Chimps Improving Tool Use Techniques by Watching Others
January 30, 2013 — Chimps can learn more efficient ways to use a tool by watching what others do, according to new research. Their study presents the first experimental evidence that chimps, like humans, can watch and ... > full storyMore:
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