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Dusting for Prints from a Fossil Fish to Understand Evolutionary Change
March 27, 2013 — In 370-million-year-old red sandstone deposits in a highway roadcut, scientists have discovered a new species of armored fish in north central Pennsylvania. Studying and describing this fish's ... > full story -
Mice Show Innate Ability to Vocalize: Deaf or Not, Courting Male Mice Make Same Sounds
March 26, 2013 — While humans and birds must learn to vocalize, a neurophysiologist has found that deaf male mice will vocalize to females the same way as hearing mice. The finding points the way to a more finely ... > full story -
Researchers Discover How Model Organism Tetrahymena Plays Roulette With Seven Sexes
March 26, 2013 — It's been more than fifty years since scientists discovered that the single-celled organism Tetrahymena thermophila has seven sexes. But in all that time, they've never known how each cell's sex, or ... > full story -
Saliva Testing Predicts Aggression in Boys
March 26, 2013 — A new study indicates that a simple saliva test could be an effective tool in predicting violent ... > full story -
Energy and the Environment
Solar Energy
Renewable Energy
Sustainability
Environmental Science
Geomagnetic Storms
Trees Used to Create Recyclable, Efficient Solar Cell
March 26, 2013 — Researchers have developed efficient solar cells using natural substrates derived from plants such as trees. Just as importantly, by fabricating them on cellulose nanocrystal (CNC) substrates, the ... > full story -
You Don't 'Own' Your Own Genes: Researchers Raise Alarm About Loss of Individual 'Genomic Liberty' Due to Gene Patents
March 26, 2013 — Humans don't "own" their own genes, the cellular chemicals that define who they are and what diseases they might be at risk for. Through more than 40,000 patents on DNA molecules, companies have ... > full story -
Uncovering Africa's Oldest Known Penguins
March 26, 2013 — Africa isn't the kind of place you might expect to find penguins. But one species lives in Africa today, and new fossils confirm that as many as four penguin species coexisted on the continent in the ... > full story -
Scientists Form New Nerve Cells -- Directly in the Brain
March 26, 2013 — The field of cell therapy, which aims to form new cells in the body in order to cure disease, has taken another important step in the development towards new treatments. A new report shows that it is ... > full story -
'Metascreen' Forms Ultra-Thin Invisibility Cloak
March 25, 2013 — Up until now, the invisibility cloaks put forward by scientists have been fairly bulky contraptions -- an obvious flaw for those interested in Harry Potter-style ... > full story -
Social Psychology
Relationships
Computers and Internet
Psychology
Computer Programming
Computational Biology
Artifacts Shed Light on Social Networks of the Past
March 25, 2013 — The advent of social networking sites like Facebook and Twitter have made us all more connected, but long-distance social networks existed long before the Internet. A new study led by an ... > full story
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