25/07/2008

A new era in search for 'sister Earths'?

Research presented at a recent astronomical conference is being hailed as ushering in a new era in the search for Earth-like planets by showing that they are more numerous than previously thought and that scientists can now ...

The Lightness of Electrons in a Twisting Metal Crystal

(PhysOrg.com) -- A team of researchers at Princeton University's Materials Research Science and Engineering Center has observed electrons moving through a crystal of bismuth metal behaving like light.

Wealth Does Not Dictate Concern for the Environment

It has been a long-held assumption that poor nations will not support efforts to protect the environment since their citizens are too preoccupied with meeting basic needs, such as food and housing. However, a new study in ...

Women's access to credit affects efficiency in rural households

Rural strategies designed to induce economic growth often emphasize the need to improve access to capital for poor households. However, this approach implicitly assumes that family members pool all their resources and allocate ...

Colonial heritage metaphors used in US military conflicts

The historical reference to "Indian Country" presents a complex metaphor. For many Native Americans it signifies home, family, and territory; however, for others the term can refer to colonialism and Native American land ...

NASA Successfully Tests Parachute for Ares Rocket

(PhysOrg.com) -- NASA and industry engineers have successfully completed the first drop test of a drogue parachute for the Ares I rocket. The drogue parachute is designed to slow the rapid descent of the spent first-stage ...

Europe’s next-generation broadband

An enormous research effort by Europe’s leading broadband players has helped accelerate dramatically the rollout of next-generation broadband services reaching speeds in the 10s of Mbit/s in many European countries. That ...

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