Search results for Nature:
Right/left handedness of snails changed in the lab
15 hours ago |
5 / 5 (4) |
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(PhysOrg.com) -- Like most animals, snails have either left- or right-handed asymmetry (chirality), both internally and externally, and the handedness is hereditary. A new study has for the first time found ...
Study shows new brain connections form rapidly during motor learning
Medicine & Health / Neuroscience
Nov 29, 2009 |
4.8 / 5 (6) |
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(PhysOrg.com) -- New connections begin to form between brain cells almost immediately as animals learn a new task, according to a study published this week in Nature. Led by researchers at the University of Cal ...
Scientists explain puzzling lake asymmetry on Titan
Space & Earth / Space Exploration
Nov 29, 2009 |
4.6 / 5 (12) |
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Researchers at the California Institute of Technology (Caltech) suggest that the eccentricity of Saturn's orbit around the sun may be responsible for the unusually uneven distribution of methane and ethane ...
Spin polarization achieved in room temperature silicon
Nov 27, 2009 |
4.9 / 5 (18) |
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(PhysOrg.com) -- A group in The Netherlands has achieved a first: injection of spin-polarized electrons in silicon at room temperature. This has previously been observed only at extremely low temperatures, ...
Cosmic 'Dig' Reveals Vestiges of the Milky Way's Building Blocks
Nov 25, 2009 |
4.7 / 5 (20) |
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(PhysOrg.com) -- Peering through the thick dust clouds of our galaxy's "bulge" (the myriads of stars surrounding its center), a team of astronomers has unveiled an unusual mix of stars in the stellar grouping ...
When is a stem cell really a stem cell?
Nov 24, 2009 |
4.2 / 5 (6) |
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(PhysOrg.com) -- Induced pluripotent stem (iPS) cells -- adult cells reprogrammed to look and function like versatile embryonic stem cells -- are of growing interest in medicine. They may provide a way to ...
Spitzer Telescope Observes Baby Brown Dwarf
Nov 23, 2009 |
4.8 / 5 (13) |
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(PhysOrg.com) -- NASA's Spitzer Space Telescope has contributed to the discovery of the youngest brown dwarf ever observed -- a finding that, if confirmed, may solve an astronomical mystery about how these ...
First atoms reported smashed in Large Hadron Collider (Update)
Nov 23, 2009 |
4.6 / 5 (37) |
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Two circulating beams on Monday produced the first particle collisions in the world's biggest atom smasher, the Large Hadron Collider (LHC), three days after its restart, scientists announced.
Bioengineers succeed in producing plastic without the use of fossil fuels
Nov 23, 2009 |
4.9 / 5 (17) |
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A team of pioneering South Korean scientists have succeeded in producing the polymers used for everyday plastics through bioengineering, rather than through the use of fossil fuel based chemicals. This groundbreaking research, ...
First Pump-Probe Experiment at Linac Coherent Light Source Completed
4 hours ago |
5 / 5 (5) |
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(PhysOrg.com) -- The first experiment using the Linac Coherent Light Source to illuminate molecules via a "pump-probe" technique has been completed by an international team of more than 30 scientists from ...
Microscopy reveals structure of calcite shells
4 hours ago |
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(PhysOrg.com) -- Lara Estroff and colleagues have taken a deep, detailed look at the way lab-created calcite crystals, similar to those found in nature, grow in tandem with proteins and other large molecules.
Superior Super Earths
Space & Earth / Space Exploration
5 hours ago |
4.8 / 5 (12) |
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Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
First metallic nanoparticles resistant to extreme heat
Nanotechnology / Nanomaterials
8 hours ago |
5 / 5 (2) |
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A University of Pittsburgh team overcame a major hurdle plaguing the development of nanomaterials such as those that could lead to more efficient catalysts used to produce hydrogen and render car exhaust less toxic. The researchers ...
Scientists get up close to bacteria's toxic pumps
8 hours ago |
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Scientists are building a clearer image of the machinery employed by bacteria to spread antibiotic resistance or cause diseases such as whooping cough, peptic stomach ulcers and legionnaires' disease.
Scientists find clue to mystery of biological clock
Medicine & Health / Neuroscience
9 hours ago |
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How does our biological system know that it is supposed to operate on a 24-hour cycle? Scientists at the Hebrew University of Jerusalem have discovered that a tiny molecule holds the clue to the mystery.
