The search for life should be an essential component of a sample return mission from Mars, according to a recent report examining the science behind such a venture.
Space Exploration
Apr 20, 2012
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Scientists have discovered proof that the evolution of intelligence and larger brain sizes can be driven by cooperation and teamwork, shedding new light on the origins of what it means to be human. The study appears online ...
Evolution
Apr 19, 2012
3
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(Phys.org) -- Worms are important decomposers in soil and are great for fishing, but in humans, the slimy wrigglers spell trouble. Hookworms, whipworms, Ascaris, Guinea worms and trichina worms are just a few parasitic nematodes ...
Cell & Microbiology
Apr 17, 2012
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Some 32 social scientists and researchers from around the world, including a Senior Sustainability Scholar at Arizona State University, have concluded that fundamental reforms of global environmental governance are needed ...
Environment
Mar 15, 2012
212
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(PhysOrg.com) -- Cornell researchers have peered into the complex molecular network of receptors that give one-celled organisms like bacteria the ability to sense their environment and respond to chemical changes as small ...
Cell & Microbiology
Feb 20, 2012
4
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The parasite that causes malaria is a genetic outlier, which has prevented scientists from discovering the functions of most of its genes. Researchers at National Jewish Health and Yale University School of Medicine have ...
Biochemistry
Jan 25, 2012
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Small, mobile sequences of DNA left over from viruses, called transposons or "jumping genes" because of their ability to move around the genome, pose a significant threat to the genetic integrity and stability of an organism. ...
Biotechnology
Dec 22, 2011
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Scientists in Canada have overcome a key research hurdle to developing regenerative treatments for diabetes and liver disease with a technique to produce medically useful amounts of endoderm cells from human pluripotent stem ...
Cell & Microbiology
Dec 2, 2011
2
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Researchers at the University of Illinois at Chicago College of Medicine describe for the first time a key target of DNA damage checkpoint enzymes that must be chemically modified to enable stable maintenance of chromosome ...
Cell & Microbiology
Nov 23, 2011
1
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As big as a car and as well-equipped as a laboratory, NASA's newest Mars rover blows away its predecessors in size and skill.
Space Exploration
Nov 22, 2011
3
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