26/04/2011

New 'nanobead' approach could revolutionize sensor technology

Researchers at Oregon State University have found a way to use magnetic "nanobeads" to help detect chemical and biological agents, with possible applications in everything from bioterrorism to medical diagnostics, environmental ...

Building a better battery

(PhysOrg.com) -- “What we are trying to do is put different pieces of a puzzle together,” said Argonne National Laboratory scientist Daniel P. Abraham. The puzzle is a lithium-rich compound material, Li1.2Co0.4Mn0.4O2, ...

UA preparatory math goes virtual

The University of Arizona's math department is experimenting with a novel approach to early math instruction – one with a heavy emphasis on technology and peer-to-peer tutoring.

Life on a dollar a day

Imagine, for a moment, that you must live on 99 cents per day. How would you manage it? For roughly 850 million people around the globe, this is not a hypothetical question; those people really have daily purchasing power ...

T-38s soar as spaceflight trainers

Years before the space shuttle would glide home to a safe touchdown on runways in California and Florida, astronauts pitched the noses of T-38 jet trainers toward the same runways to find out what it would look like to land ...

Molecular architecture of key NMDA receptor subunit revealed

Structural biologists at Cold Spring Harbor Laboratory (CSHL) in collaboration with colleagues at Emory University have determined the molecular structure of a key portion, or subunit, of a receptor type commonly expressed ...

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