26/02/2010

The Case of the Mylar Mystery

(PhysOrg.com) -- There is a mystery afoot at Goddard - the case of the mylar mystery to be exact. On January 11, 2010, "History Detective" Tukufu Zuberi, from the PBS show "The History Detectives," came to Goddard to investigate ...

'Nature' Paper Refigures the Evolution of Altruism

(PhysOrg.com) -- In 1871, Charles Darwin puzzled over the evolution of altruism. "He who was ready to sacrifice his life, as many a savage has been," he wrote in The Descent of Man, "rather than betray his comrades, would ...

Spirit's Journey to the Center of Mars

Mars rover Spirit has tenaciously swept, scraped, and squeezed secrets from the forbidding surface of Mars for 6 years. Now at an impasse, up to its belly in sand, it has struggled to tilt its solar panels toward the sun ...

Shooting Meteorites in a Barrel

High-impact lab experiments simulate whether the building blocks of life could have survived the rough arrival on Earth via meteorite impact.

Explained: Linear and nonlinear systems

Much scientific research across a range of disciplines tries to find linear approximations of nonlinear behaviors. But what does that mean?

Inventing New Oat and Barley Breads

(PhysOrg.com) -- Delicious new all-oat or all-barley breads might result from laboratory experiments now being conducted by Agricultural Research Service (ARS) scientists in California.

Bio-inspired computer networks self-organise and learn

(PhysOrg.com) -- Powerful computers made up of physically separate modules, self-organising networks, and computing inspired by biological systems are three hot research topics coming together in one European project.

Imaging studies reveal order in programmed cell death

(PhysOrg.com) -- Every day, about 10 billion cells in a human body commit suicide. Cells infected by virus, that are transformed or otherwise dysfunctional altruistically sacrifice themselves for the greater good. Now, new ...

page 2 from 5