The Law of Online Sharing

The Law of Online Sharing

  10:21:00 AM    Science Lover

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Facebook's Mark Zuckerberg will eventually have to deal with the fact that all growth has limits. Credit: Technology Review The idea of limitless growth gives sleepless nights to environmentalists, but not to Facebook founder Mark Zuckerberg. He espouses a law of...

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Crucial Advances in 'Brain Reading' Demonstrated

Crucial Advances in 'Brain Reading' Demonstrated

  9:01:00 AM    Science Lover

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At UCLA's Laboratory of Integrative Neuroimaging Technology, researchers use functional MRI brain scans to observe brain signal changes that take place during mental activity. They then employ computerized machine learning (ML) methods to study these patterns and...

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More Powerful Supercomputers? New Device Could Bring Optical Information Processing

More Powerful Supercomputers? New Device Could Bring Optical Information Processing

  10:35:00 AM    Science Lover

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Researchers have created a new type of optical device small enough to fit millions on a computer chip that could lead to faster, more powerful information processing and supercomputers. This illustration shows a new "all-silicon passive optical diode," a device...

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Chemists Solve an 84-Year-Old Theory On How Molecules Move Energy After Light Absorption

Chemists Solve an 84-Year-Old Theory On How Molecules Move Energy After Light Absorption

  10:22:00 AM    Science Lover

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The same principle that causes figure skaters to spin faster as they draw their arms into their bodies has now been used by Michigan State University researchers to understand how molecules move energy around following the absorption of light. MSU chemist Jim McCusker...

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Eating less keeps the brain young

Eating less keeps the brain young

  10:13:00 AM    Science Lover

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Overeating may cause brain aging while eating less turns on a molecule that helps the brain stay young.A team of Italian researchers at the Catholic University of Sacred Heart in Rome have discovered that this molecule, called CREB1, is triggered by "caloric restriction"...

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Big Ecosystem Shifts from Climate Change

Big Ecosystem Shifts from Climate Change

  12:47:00 AM    Science Lover

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By 2100, global climate change will modify plant communities covering almost half of Earth's land surface and will drive the conversion of nearly 40 percent of land-based ecosystems from one major ecological community type -- such as forest, grassland or tundra --...

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Novel Device Removes Heavy Metals from Water

Novel Device Removes Heavy Metals from Water

  9:33:00 AM    Science Lover

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Engineers at Brown University have developed a system that cleanly and efficiently removes trace heavy metals from water. In experiments, the researchers showed the system reduced cadmium, copper, and nickel concentrations, returning contaminated water to near or...

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Close Family Ties Keep Cheaters in Check: Why Almost All Multicellular Organisms Begin Life as a Single Cell

Close Family Ties Keep Cheaters in Check: Why Almost All Multicellular Organisms Begin Life as a Single Cell

  8:43:00 AM    Science Lover

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Any multicellular animal, from a blue whale to a human being, poses a special difficulty for the theory of evolution. Most of the cells in its body will die without reproducing, and only a privileged few will pass their genes to the next generation. An amoeba that...

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Biofuel Research Boosted by Discovery of How Cyanobacteria Make Energy

Biofuel Research Boosted by Discovery of How Cyanobacteria Make Energy

  10:14:00 AM    Science Lover

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A generally accepted, 44-year-old assumption about how certain kinds of bacteria make energy and synthesize cell materials has been shown to be incorrect by a team of scientists led by Donald Bryant, the Ernest C. Pollard Professor of Biotechnology at Penn State...

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One of the World's Smallest Electronic Circuits Created

One of the World's Smallest Electronic Circuits Created

  9:48:00 AM    Science Lover

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A team of scientists, led by Guillaume Gervais from McGill's Physics Department and Mike Lilly from Sandia National Laboratories, has engineered one of the world's smallest electronic circuits. It is formed by two wires separated by only about 150 atoms or 15 nanometers...

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New Switch Could Improve Electronics

New Switch Could Improve Electronics

  11:15:00 PM    Science Lover

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Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single molecule. The incorporation of such single-molecule elements could enable smaller, faster, and more energy-efficient...

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Some People Can Hallucinate Colors at Will

Some People Can Hallucinate Colors at Will

  9:57:00 AM    Science Lover

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Scientists at the University of Hull have found that some people have the ability to hallucinate colours at will -- even without the help of hypnosis. Scientists at the University of Hull have found that some people have the ability to hallucinate colours at will...

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