News tagged with internal structure

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 ...

Nov 26, 2012
5 / 5 (2) 1

Cheops to study super-earths

(Phys.org)—Studying planets around other stars will be the focus of the new small Science Programme mission, Cheops, ESA announced today. Its launch is expected in 2017.   Cheops – for CHaracterising ExOPlanets ...

Oct 22, 2012
5 / 5 (2) 0

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 ...

Jun 08, 2012
5 / 5 (1) 0

Stellar embryos

(PhysOrg.com) -- Stars form as gravity coalesces the gas and dust in interstellar clouds until the material produces clumps dense enough to become stars. But precisely how this happens, and whether or not ...

Jan 23, 2012
5 / 5 (4) 6 | with audio podcast