Please Don't Eat the Daisies: The macroevolution of alternate plant defense strategies
Evidence contradicts idea that starvation caused saber-tooth cat extinction
The latest study of the microscopic wear patterns on the teeth of the American lions and saber-toothed cats that roamed North America in the late Pleistocene found that they were living well off the fat of ...
Dec 26, 2012
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Fluctuating environment may have driven human evolution
A series of rapid environmental changes in East Africa roughly 2 million years ago may be responsible for driving human evolution, according to researchers at Penn State and Rutgers University.
Dec 24, 2012
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Curiosity providing new weather and radiation data about Mars
(Phys.org)—Observations of wind patterns and natural radiation patterns on Mars by NASA's Curiosity rover are helping scientists better understand the environment on the Red Planet's surface.
Nov 15, 2012
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Methane levels 17 times higher in water wells near hydrofracking sites
A study by Duke University researchers has found high levels of leaked methane in well water collected near shale-gas drilling and hydrofracking sites. The scientists collected and analyzed water samples from 68 private ...
May 09, 2011
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Dire outlook despite global warming 'pause': study
A global warming "pause" over the past decade may invalidate the harshest climate change predictions for the next 50 to 100 years, a study said Sunday—though levels remain in the danger zone.
May 19, 2013
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Study predicts worldwide range losses without urgent action to limit emissions
Almost two thirds of common plants and half the animals could see a dramatic decline this century due to climate change – according to research from the University of East Anglia.
May 12, 2013
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1000-year Antarctic Peninsula climate reconstruction provides new insight into accelerating ice melt
A new 1000-year Antarctic Peninsula climate reconstruction shows that summer ice melting has intensified almost ten-fold, and mostly since the mid 20th Century. Summer ice melt affects the stability of Antarctic ...
Apr 14, 2013
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Ocean nutrients a key component of future change, say scientists
(Phys.org) —Variations in nutrient availability in the world's oceans could be a vital component of future environmental change, according to a multi-author review paper involving the National Oceanography ...
Apr 10, 2013
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Surprising predictor of ecosystem chemistry
Deep-sea vent animals not as isolated as they seem
(Phys.org) —Miles below the ocean surface, diverse ecosystems flourish at hydrothermal vents. Without sunlight, animals live off of bacteria that thrive on chemicals billowing out of the Earth's crust. ...
Apr 01, 2013
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Study finds heat key factor in population growth of some urban insect pests
Researcher discovers plankton adjusts to changing ocean temperatures
Epigenetics unveils how plants may adapt to environments throughout the world
Scientists at the Salk Institute for Biological Studies have identified patterns of epigenomic diversity that not only allow plants to adapt to various environments, but could also benefit crop production ...
Mar 06, 2013
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March of the pathogens: Parasite metabolism can foretell disease ranges under climate change
