25/05/2012

Math predicts size of clot-forming cells

UC Davis mathematicians have helped biologists figure out why platelets, the cells that form blood clots, are the size and shape that they are. Because platelets are important both for healing wounds and in strokes and other ...

Astronauts capture SpaceX's Dragon for station dock

Astronauts aboard the International Space Station reached out and caught SpaceX's Dragon capsule for docking at the orbiting lab on Friday in a historic first for commercial spaceflight.

A mating dance with Popeye arms

A research team at Bielefeld University headed by the evolutionary biologist Dr. Holger Schielzeth is now studying how far a comparable mechanism is involved in mate choice among locusts. The male Siberian locust has swollen ...

Oldest Jewish archaeological evidence on the Iberian Peninsula

German archaeologists of the Friedrich Schiller University Jena found one of the oldest archaeological evidence so far of Jewish Culture on the Iberian Peninsula at an excavation site in the south of Portugal, close to the ...

Copy of the genetic makeup travels in a protein suitcase

Scientists from the Institute for Physical and Theoretical Chemistry at the University of Bonn have succeeded for the first time in the real time filming of the transport of an important information carrier in biological ...

'Transformer' protein makes different sized transport pods

These spheres may look almost identical, but subtle differences between them revealed a molecular version of the robots from Transformers. Each sphere is a vesicle, a pod that cells use to transport materials between different ...

Beyond oil, can Alaska be tapped as a source for renewable energy?

Alaska has massive hydro, wind, geothermal and other renewable resources, but the state's rural villages are chained to diesel and suffer oppressive energy costs they say threaten their existence. Lawmakers, energy experts ...

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