(AP) -- Roy J. Britten, a pioneering molecular biologist who discovered the crucial fact that humans and animals have multiple copies of some DNA segments, has died. He was 92.
Other
Feb 22, 2012
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The evolution of plants and animals generally has been thought to occur through the passing of genes from parent to offspring and genetic modifications that happen along the way. But evolutionary biologists from Brown University ...
Biotechnology
Feb 16, 2012
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(PhysOrg.com) -- Years after sleeping in hammocks in the wilds of Peru and Panama, collecting hundreds of thousands of samples of colorful insects, Mississippi State assistant professor Brian Counterman now is helping unlock ...
Biotechnology
Jan 30, 2012
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Scientists have for the first time measured how fast large-scale evolution can occur in mammals, showing it takes 24 million generations for a mouse-sized animal to evolve to the size of an elephant.
Evolution
Jan 30, 2012
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We humans can be a cocky species - so much so that a realistic self-image can be seen as a symptom of trouble.
Evolution
Jan 17, 2012
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(PhysOrg.com) -- More than 500 million years ago, single-celled organisms on Earth's surface began forming multi-cellular clusters that ultimately became plants and animals.
Cell & Microbiology
Jan 16, 2012
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A team of geneticists and computational biologists in the UK today reveal how an ancient mechanism is involved in gene control and continues to drive genome evolution. The new study is published in the journal Cell.
Biotechnology
Jan 12, 2012
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Climate changes profoundly influenced the rise and fall of six distinct, successive waves of mammal species diversity in North America over the last 65 million years, shows a novel statistical analysis led by Brown University ...
Evolution
Dec 26, 2011
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Scientists have been working out the best way to arrange plant specimens in herbaria and other collections so that their order best reflects evolutionary relationships.
Plants & Animals
Dec 21, 2011
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Scientists at the American Museum of Natural History, Cold Spring Harbor Laboratory, The New York Botanical Garden, and New York University have created the largest genome-based tree of life for seed plants to date. Their ...
Biotechnology
Dec 15, 2011
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