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The twister that struck Moore, Okla., was the deadliest U.S. tornado since one killed 161 people in Joplin, Missouri, two years ago
The energy required to swim efficiently is likely what makes some seabirds poor fliers
Turkey hunting in the Lone Star State has dried up along with the state's water
Global warming will bring more killer heat waves to the Big Apple, according to a new study
Gorilla Glass's residual stress can be explained by observing how the motion of individual atoms affects the entire system of the material
Increased risk of adult obesity is one of the long-term consequences facing children with ADHD, even if their diagnostic symptoms fade
Researchers coax self-assembling materials into flowers, corals and other complex shapes
A preliminary analysis from the IceCube detector reveals more than two dozen neutrinos of unknown origin
John James Audubon was both mocked and praised for his paintings of birds, but his work remains a significant contribution to science and art
The machine will help the agencies work on artificial intelligence problems
When Albert Hoffmann began exploring the chemical properties of the ergot spore, he stumbled upon a potent psychedelic
City rooftops covered with vegetation are seen as a way to reduce the urban heat-island effect and cut energy usage--but so far, the results have been unimpressive
Fracking for natural gas doesn’t have to be an environmental disaster, says a new report
Electrical brain stimulation benefitted subjects for months, but critics point to the study's small size
A discovery of the oldest known fossils from two major primate groups fills in a 10-million-year gap in the record and reveals new information about evolution
Although capture technologies show promise, pulling CO2 out of the air is unlikely to reduce greenhouse gas concentrations soon
Low vaccination rates in multiple African countries could doom global eradication efforts
Vehicle–wildlife collisions kill millions of animals--and harm thousands of people--each year. Scientists are working on solutions
The breakthrough might set up another showdown about cloning for therapeutic purposes
Although Brazil’s energy-hungry economic boom has driven the nation to tap the Amazon’s vast hydroelectric potential, the resulting deforestation accompanying its dam projects has reduced the available waterpower
North America's largest mountain range has lost significant amounts of snow cover since 1980 thanks in part to climate change
A $200-million investment will fund development in digital manufacturing technology, lightweight composites and new power sources
A newly discovered magnetized neutron star could be used to test Einstein's general theory of relativity
Ancient DNA suggests that the ancient Cretans descended from Neolithic populations
Increased melting of the Greenland Ice Sheet and other ice losses worldwide have helped to move the North Pole several centimeters east each year since 2005
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