09/12/2011

Mitochondria and the great gender divide

(Medical Xpress) -- Why are there two sexes? It’s a question that has long perplexed generations of scientists, but researchers from UCL have come up with a radical new answer: mitochondria.

Star Wars-inspired bacterium provides glimpse into life

(PhysOrg.com) -- A bacterium whose name was inspired by the Star Wars films has provided new clues into the evolution of our own cells and how they came to possess the vital energy-producing units called mitochondria.

Nanocrystals go bare: Stripping material’s tiny tethers

(PhysOrg.com) -- Researchers with the DOE's Lawrence Berkeley National Laboratory have discovered a universal technique for stripping nanocrystals of tether-like molecules that until now have posed as obstacles for their ...

Faster colloidal fluorescence emitters: Nanoplatelets

(PhysOrg.com) -- Significant advances in the application of colloidal structures as light emitters and lasers may soon be realized following the discovery of very fast fluorescence emission rates in colloidal nanoplatelets. ...

Prime Indonesian jungle to be cleared for palm oil

(AP) -- The man known as Indonesia's "green governor" chases the roar of illegal chainsaws through plush jungles in his own Jeep. He goes door-to-door to tell families it's in their interest to keep trees standing.

Long sexual duration could be period of male choice

(PhysOrg.com) -- The duration of sexual intercourse differs wildly across the animal kingdom. Now researchers seeking to understand the evolutionary significance of lengthy copulation duration have found evidence that it ...

In glowing, swirling dust, new stars are born

(PhysOrg.com) -- An image taken by UA astrophotographer Adam Block, chosen by NASA as Astronomy Picture of the Day, brings us the best yet glimpse into a stellar nursery about 450 light years away from Earth.

page 4 from 8