Archive: 04/19/2011

Putting a price on sea fish

Hakan Eggert's studies from Iceland and the Gullmar fjord on the Swedish west coast, reveal that when commercial fishermen are given fishing rights they voluntarily choose more sustainable fishing methods and earn far more. ...

Apr 19, 2011 not rated yet 1

Device can heat home, save money

(PhysOrg.com) -- A new polymer-based solar-thermal device is the first to generate power from both heat and visible sunlight – an advance that could shave the cost of heating a home by as much as 40 percent.

Apr 19, 2011 4.8 / 5 (11) 16 | with audio podcast

Clouds, clouds, burning bright

(PhysOrg.com) -- High up in the sky near the poles some 50 miles above the ground, silvery blue clouds sometimes appear, shining brightly in the night. First noticed in 1885, these clouds are known as noctilucent, ...

Apr 19, 2011 4.8 / 5 (4) 0 | with audio podcast

Hunting for gaps

(PhysOrg.com) -- Researchers have developed a new model for the behavior of pedestrians and crowds. It can help to understand and prevent tragic crowd disasters, to develop better architectural designs and ...

Apr 19, 2011 4 / 5 (1) 0 | with audio podcast