News
- Animals
Cats kill more than one billion birds each year
New analysis doubles estimate of avian death tolls, revealing that hunting felines take bigger bite out of wildlife than expected.
By Susan Milius - Life
Caribbean’s coral reefs approach tipping point
A survey of 19 colonies suggests many may soon begin to shrink.
- Life
Chimps’ baby teeth don’t predict weaning
The age at which a chimpanzee gets its first molar tooth doesn't predict when it will stop nursing.
By Erin Wayman - Earth
Human-made waste heat warms climate
Energy dissipated as heat in cities can cause regional temperature changes, simulations suggest.
By Erin Wayman - Health & Medicine
Deep brain stimulation improves autistic boy’s symptoms
Electrodes surgically implanted in the brain could treat severe cases of autism.
- Space
Proton’s radius revised downward
A new study confirms an earlier result that found that the proton is smaller than thought, opening up the possibility of undiscovered particles and forces.
By Andrew Grant - Animals
Dung beetles steer by the Milky Way
The insects orient themselves using starlight, researchers find in planetarium experiments.
By Susan Milius - Humans
STS finalists bound for Washington
Forty vie for top awards in 2013 Intel Science Talent Search.
By Matt Crenson - Health & Medicine
Digestive juices implicated in shock
A new study finds that blocking enzymes' effects beyond the gastrointestinal tract may be an effective treatment strategy.
By Nathan Seppa - Humans
H5N1 influenza research moratorium ends
Scientists lift self-imposed moratorium on research that would make avian flu transmissible among humans.
- Life
Starchy diet may have transformed wolves to dogs
Gaining the ability to digest carbohydrates may have been an important step in domesticating dogs.
- Tech
DNA stores poems, a photo and a speech
The molecule swaps its biological role for a computational one, that of long-term data storage.