Is there a homosexuality gene?
Biology /
Dec 07, 2006 |
3.4 / 5 (83) |
0
Although biologists are still far from answering this question, scattered evidence for a possible gene influencing sexual orientation has recently encouraged scientists to map out a guide to future research. Because many ...
Geologists Provide New Evidence for Reason Behind Rise of Life in Cambrian Period
Space & Earth / Earth Sciences
Dec 07, 2006 |
4.5 / 5 (42) |
0
Geologists have uncovered evidence in the oil fields of Oman that explains how Earth could suddenly have changed 540 million years ago to favor the evolution of the single-celled life forms to the multicellular forms we know ...
Researchers clear way to stronger glass
Dec 07, 2006 |
4.3 / 5 (41) |
0
Look at your window - not out it, but at it. Though the window glass looks clear, if you could peer inside the pane you would see a surprising molecular mess, with tiny particles jumbled together any which ...
Ancient climate change may portend toasty future
Space & Earth / Earth Sciences
Dec 07, 2006 |
4.1 / 5 (37) |
1
Scientists, including Ken Caldeira of the Carnegie Institution’s Department of Global Ecology, have found that the Earth’s global warming, 55 million years ago, may have resulted from the climate’s high sensitivity ...
Chemists create 'nanorobotic' arm to operate within DNA sequence
Nanotechnology / Bio & Medicine
Dec 07, 2006 |
4.3 / 5 (28) |
0
New York University chemistry professor Nadrian C. Seeman and his graduate student Baoquan Ding have developed a DNA cassette through which a nanomechanical device can be inserted and function within a DNA array, allowing ...
Sea urchin genome suprisingly similar to man and may hold key to cures
Biology /
Dec 07, 2006 |
4.5 / 5 (26) |
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Sea urchins are small and spiny, they have no eyes and they eat kelp and algae. Still, the sea creature’s genome is remarkably similar to humans’ and may hold the key to preventing and curing several human diseases, according ...
Ethylene Suggested for Hydrogen Storage
Dec 07, 2006 |
4.5 / 5 (24) |
0
Ethylene, a ho-hum material that is the building block of the most common plastic, might have an exciting future in storing hydrogen, the hoped-for transportation fuel of the future. New research reported by ...
Ancient ape ruled out of man's ancestral line
Other Sciences / Archaeology & Fossils
Dec 07, 2006 |
3.7 / 5 (24) |
0
Ancient remains, once thought to be a key link in the evolution of mankind, have now been shown to be 400,000 years too young to be a part of man’s family tree.
Mixed Prairie Grasses Better Source of Biofuel Than Corn Ethanol and Soybean Biodiesel
Dec 07, 2006 |
4.4 / 5 (20) |
0
Diverse mixtures of native prairie plant species have emerged as a leader in the quest to identify the best source of biomass for producing sustainable, bio-based fuel to replace petroleum.
New Targets May Hit Bull’s-Eye for Chip Makers
Dec 07, 2006 |
4.2 / 5 (17) |
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The bull’s-eye solution to the semiconductor industry’s hunt for more exact means to measure the relative positions of ever-tinier devices squeezed by the millions onto silicon chips might be new types of targets, and not ...
NIST Math Technique Opens Clearer Window on Universe
Dec 07, 2006 |
4.3 / 5 (16) |
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A fast, efficient image enhancement technique developed at the National Institute of Standards and Technology and originally applied to improving monochrome microscope images has proved itself equally effective ...
Engineered yeast speeds ethanol production
Dec 07, 2006 |
4.6 / 5 (14) |
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Scientists from Whitehead Institute and MIT have engineered yeast that can improve the speed and efficiency of ethanol production, a key component to making biofuels a significant part of the U.S. energy supply.
Scientists learning to create nanomaterials based on micro-algae patterns
Nanotechnology / Nanomaterials
Dec 07, 2006 |
3.2 / 5 (14) |
0
Researchers at the Georgia Institute of Technology have developed a technique to study how unicellular micro-algae, known as diatoms, create their complex cell walls. Researchers hope to learn how diatoms assemble ...
Mechanical Motion Used to 'Spin' Atoms in a Gas
Dec 07, 2006 |
4.1 / 5 (11) |
0
For the first time, mechanical motion has been used to make atoms in a gas “spin,” scientists at the National Institute of Standards and Technology report. The technique eventually might be used in high-performance ...
When reputation matters, punishment may be reduced to the extreme cases
Dec 07, 2006 |
3.3 / 5 (13) |
0
Scientists at the Max Planck Institute of Limnology and the University of Erfurt have discovered that even in the presence of effective reputation mechanisms, people do not entirely cease punishing those that ...
