The Silicon Valley Astronomy Lectures Podcasts – Audio Recordings of Recent Non-technical Talks by Noted Astronomers. ‘Founded in 1999, the Silicon Valley Astronomy Lectures are presented on six Wednesday evenings during each school year at Foothill College, in the heart of California’s Silicon Valley. Speakers over the years have included Nobel-prize winners, members of the [...]

Carnegie Mellon Engineers Devise New Process To Improve Energy Efficiency of Ethanol Production. ‘Carnegie Mellon University chemical engineers have devised a new process that can improve the efficiency of ethanol production, a major component in making biofuels a significant part of the U.S. energy supply. Carnegie Mellon researchers have used advanced process-design methods combined with [...]

Theoretical Physicists Develop Test for String Theory. ‘For decades, many scientists have criticized string theory, pointing out that it does not make predictions by which it can be tested. Now, researchers at Carnegie Mellon University; the University of California, San Diego; and The University of Texas at Austin have developed a test of string theory. [...]

How to Find Chemical Information on the Internet: Why Open Source, Open Access, and Open Data Matter. ‘The Web may be the most effective information-delivery platform ever created. Unfortunately, a variety of barriers, both technical and cultural, restrict the use of the Web for chemistry. In the last few years, three powerful forces for change [...]

Graphene resonator is one atom thick. ‘Physicists in the US claim to have made the world’s thinnest resonators using sheets of carbon as little as one atomic layer thick. Paul McEuen and colleagues at Cornell University suspended graphene sheets over micrometre-sized trenches to create devices that vibrate at their own natural frequencies. According to McEuen, [...]

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