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Research brings habitat models into the future
Models of wildlife habitat now can monitor changes over time more accurately and more easily, thanks to Michigan State University research. "Monitoring and projecting future changes are essential for...
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Primordial Soup Gets Spicier
Stanley Miller gained fame with his 1953 experiment showing the synthesis of organic compounds believed to be important in setting the origin of life in motion. Five years later, he produced samples...
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Whale and dolphin death toll may have been greatly underestimated
The Deepwater Horizon oil spill of 2010 devastated the Gulf of Mexico ecologically and economically. However, a newly released study published in Conservation Letters reveals that the true impact of...
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Declining rainfall is a major influence for migrating birds
Instinct and the annual increase of daylight hours have long been believed to be the triggers for birds to begin their spring migration. Researchers at the Smithsonian Conservation Biology Institute,...
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Killer whales in Antarctic waters prefer weddell seals
NOAA's Fisheries Service researchers studying the cooperative hunting behavior of killer whales in Antarctic waters observed the animals favoring one type of seal over all other available food...
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Sun and shade leaves play different roles in tree canopies
'Outer' tree canopy leaves influence the sunlight reaching inner canopy leaves by changing their shape, says a newly released study. The shape and physiology of leaves within the tree canopy is not...
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Hotspots of genetic rearrangement
Scientists have zoomed in on mouse chromosomes to map hotspots of genetic recombination - sites where DNA breaks and reforms to shuffle genes. The findings of the researchers at the National...
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Zombie ants have fungus on the brain
Tropical carpenter ants (Camponotus leonardi) live high up in the rainforest canopy. When infected by a parasitic fungus (Ophiocordyceps unilateralis) the behaviour of the ants is dramatically...
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Solving mouse genome dilemma
Laboratory research has always been limited in terms of what conclusions researchers can safely extrapolate from animal experiments to the human population as a whole. A number of promising findings...
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Life-history traits may affect DNA mutation rates
For the first time, researchers have used large-scale DNA sequencing data to investigate a long-standing evolutionary assumption: DNA mutation rates are influenced by a set of species-specific...
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Where will grizzly bears roam?
The independent evaluation, written by WCS Senior Conservation Scientist Dr. John Weaver, is a compilation and synthesis of the latest information on these species � and how climate change may affect...
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New not-so-sweet potato resists pests and disease
Researchers from Clemson University and the USDA Agricultural Research Service have developed a new variety of not-so-sweet potato, called Liberty. Known as a boniato, or tropical sweet potato,...
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Arrival of Whooping Crane
After an 88-year-long hiatus North America's tallest bird, the statuesque whooping crane (Grus americana), is once again on exhibit at the Bird House at the Smithsonian's National Zoological Park. An...
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Cool-season grasses more profitable than warm-season grasses
Access to swine effluent or waste water can help a producer grow more grass. But a Texas AgriLife Researcher says the grass is "greener" economically if it is a cool-season rather than a warm-season...
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Termites' digestive system could act as biofuel refinery
One of the peskiest household pests, while disastrous to homes, could prove to be a boon for cars, as per a Purdue University study. Mike Scharf, the O. Wayne Rollins/Orkin Chair in Molecular...
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Salt marsh sparrows beat the heat
Birds use their bills largely to forage and eat, and these behaviors strongly influence the shape and size of a bird's bill. But the bill can play an important role in regulating the bird's body...
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An eye gene colors butterfly wings red
Red may mean STOP or I LOVE YOU! A red splash on a toxic butterfly's wing screams DON'T EAT ME! In nature, one toxic butterfly species may mimic the wing pattern of another toxic species in the area....
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Effects of Rising Carbon Dioxide on Rangelands
Rising carbon dioxide (CO2) levels can reverse the drying effects of predicted higher temperatures on semi-arid rangelands, as per a research studypublished recently in the scientific journal Nature...
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Dragonflies: The Flying Aces of the Insect World
Next time you see a dragonfly, try to watch it catch its next meal on the go. Good luck! "Unless we film it in high speed, we can't see whether it caught the prey, but when it gets back to its perch,...
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