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Interbreeding Between Modern Humans and Evolutionary Cousins Gave Healthy Immune System Boost to Human Genome, Study Finds
August 25, 2011 — For a few years now, scientists have known that humans and their evolutionary cousins had some casual flings, but now it appears that these liaisons led to a more meaningful relationship. ... > full story -
Cholera Pandemic's Source Discovered
August 24, 2011 — Researchers have used next generation sequencing to trace the source and explain the spread of the latest cholera pandemic. Their work reveals that the current pandemic can be traced back to an ... > full story -
Discovery of a 160-Million-Year-Old Fossil Represents a New Milestone in Early Mammal Evolution
August 24, 2011 — A remarkably well-preserved fossil discovered in northeast China provides new information about the earliest ancestors of most of today's mammal species -- the placental mammals. This fossil ... > full story -
Ancient 'Daddy Long Legs' Revealed in 3-D Models
August 23, 2011 — Two ancient types of harvestmen, or 'daddy long legs,' which skittered around forests more than 300 million years ago, are revealed in new three-dimensional virtual fossil ... > full story -
First Kangaroo Genome Sequence Reveals Possible Gene Responsible for Characteristic Hop
August 18, 2011 — Kangaroos form an important niche in the tree of life, but until now their DNA had never been sequenced. In a new article, an international consortium of researchers present the first kangaroo genome ... > full story -
Like Humans, Chimps Are Born With Immature Forebrains
August 11, 2011 — In both chimpanzees and humans, portions of the brain that are critical for complex cognitive functions, including decision-making, self-awareness and creativity, are immature at birth. But there are ... > full story -
New Insights Into the How the Powerhouse of the Cell Works
August 9, 2011 — Mitochondria are the powerhouse of the cell. They are thought to have evolved more than a billion years ago from primitive bacterium which was engulfed by an early eukaryotic cell resulting in ... > full story -
Six Million Years of Savanna: Grasslands, Wooded Grasslands Accompanied Human Evolution
August 3, 2011 — Scientists have used chemical isotopes in ancient soil to measure prehistoric tree cover -- in effect, shade -- and found that grassy, tree-dotted savannas prevailed at most East African sites where ... > full story -
Fall of the Neanderthals: Volume of Modern Humans Infiltrating Europe Cited as Critical Factor
July 28, 2011 — New research sheds light on why, after 300,000 years of domination, European Neanderthals abruptly disappeared. Researchers have discovered that modern humans coming from Africa swarmed the region, ... > full story -
Chromosome Number Changes in Yeast
July 21, 2011 — Researchers in Ireland have uncovered the evolutionary mechanisms that have caused increases or decreases in the numbers of chromosomes in a group of yeast species during the last 100-150 million ... > full story
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