DNA analysis of microbes in a fracking site yields surprises
(Phys.org)—Researchers have made a genetic analysis of the microbes living deep inside a deposit of Marcellus Shale at a hydraulic fracturing, or "fracking," site, and uncovered some surprises.
Too much light at night may lead to obesity, study finds
Persistent exposure to light at night may lead to weight gain, even without changing physical activity or eating more food, according to new research in mice.
One 'villain' of the housing crisis played only a small role
One of the major factors blamed for the subprime mortgage crisis may have actually played only a minor role in the housing meltdown, new research reveals.
Marriage promotion has failed to stem poverty among single moms
As the United States marks the 50th anniversary of the War on Poverty this month, a new report suggests one recent weapon in the battle has been a disappointing failure.
Astronomers pin down origins of 'mile markers' for expansion of universe
(Phys.org)—A study using a unique new instrument on the world's largest optical telescope has revealed the likely origins of especially bright supernovae that astronomers use as easy-to-spot "mile markers" to measure the ...
First super-massive black holes were born 'soon' after Big Bang (w/ Video)
Astronomers believe they have discovered the origin of our universe's first super-massive black holes, which formed some 13 billion years ago.
Bacteria hijack host cell process, create their own food supply to become infectious
Bacteria that cause the tick-borne disease anaplasmosis in humans create their own food supply by hijacking a process in host cells that normally should help kill the pathogenic bugs, scientists have found.
Seeing stars, finding nukes: Radio telescopes can spot clandestine nuclear tests
In the search for rogue nukes, researchers have discovered an unlikely tool: astronomical radio telescopes.
Alpine glacier, unchanged for thousands of years, now melting
Less than 20 miles from the site where melting ice exposed the 5,000-year-old body of Ötzi the Iceman, scientists have discovered new and compelling evidence that the Italian Alps are warming at an unprecedented rate.
Arctic cyclones more common than previously thought
From 2000 to 2010, about 1,900 cyclones churned across the top of the world each year, leaving warm water and air in their wakes—and melting sea ice in the Arctic Ocean.