News tagged with biological fixation
Finding the roots and early branches of the tree of life
A study published in PLoS Computational Biology maps the development of life-sustaining chemistry to the history of early life. Researchers Rogier Braakman and Eric Smith of the Santa Fe Institute traced the six methods of car ...
Apr 19, 2012 |
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Team makes discoveries about major event in history of complex life
(PhysOrg.com) -- A team of scientists led by Montana State University has discovered the "when" of a major event that led to the evolution of complex life on Earth.
Space & Earth / Earth Sciences
Jun 21, 2011 |
4.7 / 5 (7) |
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Too much of a good thing: Human activities overload ecosystems with nitrogen
Humans are overloading ecosystems with nitrogen through the burning of fossil fuels and an increase in nitrogen-producing industrial and agricultural activities, according to a new study. While nitrogen is ...
Oct 07, 2010 |
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Timing is (almost) everything: Memory enhanced when events occur at behaviorally relevant times
What determines whether a scene is remembered or forgotten? According to a study published this week in the open access journal PLoS Biology, memory for visual scenes may not depend on attention level or what a scene contai ...
Medicine & Health / Psychology & Psychiatry
Mar 15, 2010 |
3.8 / 5 (4) |
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Food security: It starts with seed
With each passing year, the human population of our planet continues to expand. This growth has created a wide ranging strain on our water and soil resources, as well as our environment, creating an unprecedented urgency ...
May 04, 2009 |
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Cementless hip implants are durable for at least 20 years
Despite the common perception that total hip replacements last about 10 years, researchers at Rush University Medical Center have found that the devices are extremely durable, even 20 years after surgery.
May 01, 2009 |
4 / 5 (1) |
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