Science class experiment reveals vitamin B12 secret
Feb 22, 2006 |
4.6 / 5 (7) |
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For decades, scientists have wondered how living organisms manufacture the essential vitamin B12. Now, using laundry whitener and dirt-dwelling bacteria--the everyday ingredients of an undergraduate science ...
The Oceans As Carbon Dioxide Sinks Increasing Our Understanding
Feb 22, 2006 |
5 / 5 (6) |
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German and British scientists have studied the ocean off south-western Africa and have discovered that particles are transported to the deep ocean over thousands of years before being deposited on the seabed. This discovery ...
Good computer interfaces respect the real world, expert says
Feb 22, 2006 |
4.3 / 5 (7) |
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Before Jeff Hawkins ever started making the original Palm Pilot digital organizer, he prototyped it as a block of wood with fake buttons and a paper screen. To this day the Palm Pilot is a successful design of human and computer ...
Study: DNA may predict criminals' surnames
Feb 22, 2006 |
4 / 5 (6) |
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British researchers say forensic scientists might soon be using DNA from crime scenes to predict the surname of the criminal responsible for the crime.
Taste gene may play role in smoking
Feb 22, 2006 |
3.4 / 5 (7) |
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Recent research on the genetics of smoking has focused on genes that are thought to be related to nicotine metabolism, personality traits, and regulation of emotions. According to a genetic study just published ...
Mixed conductor ceria proven as excellent catalyst for fuel cell anodes
Physics /
Feb 22, 2006 |
5 / 5 (4) |
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Researchers at the California Institute of Technology have discovered that ceria (or cerium dioxide) is an excellent catalyst for fuel cell anodes. This discovery was made through careful electrochemical characterization ...
Researcher simluate characteristics of planetary cores
Feb 22, 2006 |
3.8 / 5 (5) |
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University of Minnesota researchers Renata Wentzcovitch and Koichiro Umemoto and Philip B. Allen of Stony Brook University have modeled the properties of rocks at the temperatures and pressures likely to exist ...
A Positive Spin
Physics /
Feb 22, 2006 |
4.3 / 5 (4) |
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Beams with polarized particles greatly boost the physics output of high energy physics colliders. While it has been straightforward to make polarized electron beams, polarizing positrons is more difficult, ...
Now you see it, now you don't
Feb 22, 2006 |
4 / 5 (4) |
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Some stars emit radio waves fairly steadily, while some compact neutron stars flash like beacons in the sky. But others brighten and dim erratically, without any discernible pattern to the outbursts, according to Maura McLaughlin ...
Study reveals secret sex life of fish
Feb 22, 2006 |
3.2 / 5 (5) |
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Scientists have long thought of deep-sea pelagic fish as nomadic wanderers, but now they suspect the fish may be meeting at ridges or seamounts to spawn.
Engineers Tackle Nanoelectronics Roadblocks
Feb 22, 2006 |
3.8 / 5 (4) |
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University at Buffalo engineers are working to solve two significant roadblocks impeding the creation of smaller, faster and more powerful electronic devices.
Crystal to glass cooling model developed
Physics /
Feb 22, 2006 |
3.3 / 5 (4) |
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University of Tokyo scientists have discovered why cooling sometimes causes liquid molecules to form disordered glasses, rather than ordered crystals.
Japan sends infrared satellite into orbit
Feb 22, 2006 |
4 / 5 (3) |
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Japan Wednesday morning launched into space an infrared astronomical satellite that will be used to create a database on the entire universe.
Computing with Enzymes
Feb 22, 2006 |
4.5 / 5 (2) |
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Computers are really very simply put together. They only understand two responses: yes or no, expressed as 1 or 0 in binary. Using logic operations, this can be used to program calculations and their results. Biological systems ...
Universities diffused internet technology in mid-1990s
Feb 22, 2006 |
2.3 / 5 (4) |
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Universities played a unique role in the diffusion of Internet technology in the mid-1990s, according to a paper published in the March issue of the International Journal of Industrial Organization.
