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Half-Rooster/Half-Hen Helps Unlock Sex Mystery

NPR : Science: 5 hours ago
In mammals, a flood of hormones tells cells to develop male or female features. But a new study of gender-bending chickens reveals that birds may be different. They have an additional way of determining whether they appear male or female: Individual ... ...read article

Doctors Often Order Heart Test But No Disease Is Found

NPR : Science: 5 hours ago
Most patients without known heart disease who get coronary angiograms don't have clogged arteries after all, a large study finds. The results cast doubt on the usefulness of the expensive test in about 200,000 cases a year. ...read article

Computers One Step Closer To Reading Your Mind

NPR : Science: 5 hours ago
Clairvoyant computers may be nearer to reality than you'd think. In a new study, a computer program that analyzes brain scans was able to detect participants' thoughts — or at least their memories of a short film they were thinking about. ...read article

Half-Hen/Half-Rooster Shows Cells Can Decide Sex

NPR : Science: 24 hours ago
In mammals, a flood of hormones tells cells to develop male or female features. But a new study of gender-bending chickens reveals that birds may be different. They have an additional way of determining whether they appear male or female: Individual ... ...read article

Genetics Made Very, Very Simple

NPR : Science: 2 days ago
If this photo were a genetics lesson, could you spot what's wrong? ...read article

For Quake Scientists, Chile Becomes A Unique Lab

NPR : Science: 2 days ago
Following the massive earthquake that struck on Feb. 27, scientists have flocked to Chile with the goal of picking up enough clues to one day predict when the next big one will strike. ...read article

Chameleon Tongues Stay Speedy In The Cold

NPR : Science: 3 days ago
Lizards normally can't move very quickly when the temperature drops. But a new study shows that chameleons have a special adaptation that allows them to quickly catch prey, even when it's cold outside. ...read article

Naps May Improve Performance Later In The Day

NPR : Science: 4 days ago
If you need an excuse to take your afternoon siesta, look no further: Researchers at the University of California, Berkeley have found that naps may help your brain work better later. ...read article

Researcher: Pesticide 'Castrates' Male Frogs

NPR : Science: 4 days ago
Atrazine is widely used as weedkiller on American farms. And a new study shows this common chemical may have gender-bending effects on frogs. Host Guy Raz talks to biology professor Tyrone Hayes about his work with atrazine and frogs. Hayes found ... ...read article

Scientists Still Hopeful About Gene Therapy's Promise

NPR : Science: 4 days ago
For 25 years, scientists have touted the promise of gene therapy to treat human diseases, but only a handful of therapies have shown progress. Nonetheless, proponents remain optimistic and say the approach may yet revolutionize medicine. ...read article

Naps May Improve Performance Later In The Day

NPR : Science: 5 days ago
If you need an excuse to take your afternoon siesta, look no further: Researchers at the University of California, Berkeley, have found that naps may help your brain work better later. ...read article

Harnessing Thoughts To Control A Computer

NPR : Science: 6 days ago
Researchers decoded electrical brain signals without implanting electrodes, according to a new study. Instead, Jose L. Contreras-Vidal and colleagues monitored brain activity with EEG sensors placed on the scalp, using those signals to reconstruct ... ...read article

Tracking The Geologic Impacts Of Earthquakes

NPR : Science: 6 days ago
The earthquake that shook Chile last weekend was powerful enough to push up the Andes a few feet, shift Earth's axis and even speed up the planet’s spin. Ross Stein, a geophysicist at the U.S. Geological Survey, explains the fallout of the quake ... ...read article

Yucca Mountain As Metaphor in About A Mountain

NPR : Science: 6 days ago
When writer John D'Agata moved his mother to the suburbs of Las Vegas, he began looking at the history of the government’s plan to store nuclear waste deep in Nevada's Yucca Mountain. The resulting boo—-- About a Mountai—-- is a ... ...read article

Can Technology Solve Nuclear's Problems?

NPR : Science: 6 days ago
President Obama has pledged support for nuclear power, but problems including how to dispose of the waste persist. Ira Flatow and guests look at the latest nuclear technology, from microreactors to waste storage, and compare the cost of nuclear to ... ...read article

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