14/12/2015

Developing a picture of the Earth's mantle

Deep inside the earth, seismic observations reveal that three distinct structures make up the boundary between the earth's metallic core and overlying silicate mantle at a depth of about 2,900 kilometers—an area whose composition ...

Saving NASA's STEREO-B—the 189-million-mile road to recovery

On Oct. 1, 2014, NASA mission operations lost communication with one of the two spacecraft of the Solar and Terrestrial Relations Observatory, or STEREO, mission, just as the spacecraft was about to orbit around the other ...

Using algorithms to make a campaign go viral

Marketers want to create buzz, but it's not always so easy. For a marketing message to spread like wildfire, not only does it have to reach the target audience, but it also has to be well-timed and well-placed. SThAR, an ...

Professor 3-D scans world's oldest ham, peanut

Bernard Means, Ph.D, an anthropology professor in the Virginia Commonwealth University School of World Studies who specializes in 3-D scanning archaeological artifacts, visited the Isle of Wight County Museum in Smithfield, ...

Japan asteroid probe enters 'target orbit' in space quest

A Japanese space probe successfully entered "target orbit" and is on its way to rendezvousing with a far away asteroid, in a quest to study the origin of the solar system, authorities said Monday.

Domain size and purity key to efficient organic solar cells

As solar energy becomes more popular, the drive to create more efficient, less expensive solar cells increases. Solar energy is abundant, but the devices we use to collect that energy have an efficiency problem – currently, ...

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