Web access battles brew before UN conference

(AP)—An upcoming U.N. gathering about Internet oversight is raising alarms from a broad coalition of critics, including the U.S., tech giants such as Google and rights groups, concerned that changes could lead to greater ...

Algal proteins light the way

Channelrhodopsins (ChRs) are remarkable proteins that respond to specific wavelengths of light by allowing ions to cross the cell membrane, a mechanism that makes them useful for manipulating ion-driven processes in the brain. ...

Image: Holiday Kristall

This box of holiday cheer is actually tubes of plasma containing suspended microparticles exposed to an electrical current to form 3-D crystal structures.

Stag beetle males give nasty nips despite massive jaws

Armed with a ferocious pair of mandibles, male stag beetles appear well prepared to take on the world. 'Their jaws are not just for ornamentation, they really use them to fight', says Jana Goyens from the University of Antwerp, ...

NASA selects eight physical science research proposals

NASA's Physical Science Research Program will fund eight proposals to help investigate how complex fluids and macromolecules behave in microgravity. The investigations will be conducted aboard the International Space Station.

Neutrons used to study a key protein in milk

Martha, a cow placidly grazing in a field in The Netherlands, became an important collaborator with researchers who successfully analyzed and characterized the internal protein structure and the composite particles of her ...

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