Scientists Create First Non-Carbon Material with Near-Diamond Hardness
Nanotechnology / Nanomaterials
Mar 28, 2007 |
4.5 / 5 (76) |
0
Research scientists have created the first non-carbon-based material with a hardness approaching that of diamond. Their work could have a significant impact on technologies and industries that rely on diamond as a cutting ...
Why some people are more attractive than others
Biology /
Mar 28, 2007 |
3.8 / 5 (46) |
0
Paradox of evolutionary theory, often cited by creationists, is explained at last. Researchers believe they have solved a mystery that has puzzled evolutionary scientists for years ... if 'good' genes spread through the population, ...
Greenhouse gas effect consistent over 420 million years
Space & Earth / Earth Sciences
Mar 28, 2007 |
4.4 / 5 (35) |
0
New calculations show that sensitivity of Earth's climate to changes in the greenhouse gas carbon dioxide (CO2) has been consistent for the last 420 million years, according to an article in Nature by geologists at Yale and Wesle ...
Study into ancestry of Thomas Jefferson shows rare class of DNA
Mar 28, 2007 |
4.3 / 5 (34) |
0
DNA testing carried out by University of Leicester geneticists and funded by The Wellcome Trust has thrown new light on the ancestry of one of the USA’s most revered figures, the third President, Thomas Jefferson.
Scientists unlock physical, chemical secrets of plutonium
Mar 28, 2007 |
4.4 / 5 (33) |
0
Researchers at Rutgers, The State University of New Jersey, have unlocked some of the physical and chemical secrets of plutonium, an element known for its use in atomic weapons and power plant fuel. While the complex nuclear ...
RFID Feared as Possible Terrorist Target
Mar 28, 2007 |
4.4 / 5 (28) |
1
London's Royal Academy of Engineering suggests that someday a terrorist will be able to read personal details from a distance and set a bomb to go off when a particular person gets within range.
Researchers reveal the tangle under turbulence
Mar 28, 2007 |
4.5 / 5 (27) |
0
Picture the flow of water over a rock. At very low speeds, the water looks like a smooth sheet skimming the rock's surface. As the water rushes faster, the flow turns into turbulent, roiling whitewater that ...
Harnessing new frequencies: Far infrared can be used faster wireless
Mar 28, 2007 |
4.3 / 5 (27) |
0
Modern technology uses many frequencies of electromagnetic radiation for communication, including radio waves, TV signals, microwaves and visible light. Now, a University of Utah study shows how far-infrared ...
Electron storage added to molecular package that converts light to chemical energy
Mar 28, 2007 |
4.5 / 5 (22) |
0
The Virginia Tech chemistry research group that has been creating molecular complexes that use solar energy to produce hydrogen from water has added an additional capacity to their supramolecule.
No need to thank dinosaur-killing asteroid for mammalian success
Biology /
Mar 28, 2007 |
4 / 5 (23) |
0
It is a natural history tale that every third grader knows: The dinosaurs ruled the Earth for hundreds of millions of years, until an asteroid struck the Yucatan Peninsula and triggered a mass extinction that allowed the ...
Space Data Unveils Evidence of Ancient Mega-lake in Northern Darfur
Space & Earth / Earth Sciences
Mar 28, 2007 |
4.3 / 5 (21) |
0
Researchers at the Boston University Center for Remote Sensing used recently acquired topographic data from satellites to reveal a now dry, ancient mega-lake in the Darfur province of northwestern Sudan. Drs. ...
Bacteria That Degrade PCBs Identified
Biology /
Mar 28, 2007 |
4 / 5 (16) |
0
Researchers have identified a group of bacteria that can detoxify a common type of polychlorinated biphenyls (PCBs), which have contaminated more than 250 U.S. sites, including river and lake sediments.
Ewwwww! UCLA anthropologist studies evolution's disgusting side
Mar 28, 2007 |
3.1 / 5 (18) |
0
Behind every wave of disgust that comes your way may be a biological imperative much greater than the urge to lose your lunch, according to a growing body of research by a UCLA anthropologist.
Controlled by distant explosions
Mar 28, 2007 |
4.4 / 5 (12) |
0
At 11:08 pm on 17 April 2006, an alarm rang in the Control Room of ESO's Very Large Telescope on Paranal, Chile. Fortunately, it did not announce any catastrophe on the mountain, nor with one of the world's largest telescopes. ...
Widely used iron nanoparticles exhibit toxic effects on neuronal cells
Nanotechnology / Bio & Medicine
Mar 28, 2007 |
4.3 / 5 (10) |
0
Researchers at UC San Diego have discovered that iron-containing nanoparticles being tested for use in several biomedical applications can be toxic to nerve cells and interfere with the formation of their signal-transmitting ...
