22/06/2011

Galileo's Soyuz launchers arrive at French Guiana

(PhysOrg.com) -- The two Soyuz launchers that will fly the first four satellites of Europe’s Galileo navigation system into orbit have arrived at Kourou harbour in French Guiana, completing a journey that took them halfway ...

Database explains strange survival of irregular verbs

(PhysOrg.com) -- An historical study of the development of irregular verbs in the hundreds of Romance languages including French, Spanish, Italian, Portuguese, Romanian and Catalan has revealed how these structures survive. ...

The X-Ray Puzzle of Protostellar Jets

(PhysOrg.com) -- A new star develops by accreting material from a circumstellar disk; both in turn are embedded in a much larger, more nearly spherical envelope of in-falling dust and gas. The protostar is obscured in the ...

3 Questions: David Singer on the Greek Euro-tragedy

The economic and fiscal woes of Greece remain at the center of European politics. In recent months, a variety of economists and commentators have asked if Greece should consider the unprecedented move of leaving the European ...

Sharing wisdom, teacher to teacher

How do you teach math students to speak and write effectively about what they do? Crucially, how do you teach their teachers — themselves mathematicians — how to impart and evaluate these skills?

Dig team returns to uncover Jersey's Ice Age past

(PhysOrg.com) -- A team of archaeologists from British universities are due to return to Jersey to start their second season excavating across the island. Over the course of a month they will investigate a late ice age hunting ...

Oceans threatened by mass extinction

(PhysOrg.com) -- An international panel of marine scientists has warned that the world’s oceans are at risk of entering a phase of extinction of marine species unprecedented in human history.

NASA's robotic lander takes flight (w/ video)

On Monday, June 13, the robotic lander mission team was poised and ready when the lander prototype in the adjacent building lifted itself off the ground and rose -- unrestrained -- higher and higher. Applause broke out in ...

Startling thermal energy behavior revealed by neutron scattering

(PhysOrg.com) -- A discovery by researchers working at the Spallation Neutron Source upends long held assumptions about the microscopic behavior of materials in an equilibrium condition. The findings could influence further ...

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