The Athenians: Another warning from history?
Oct 05, 2009 |
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(PhysOrg.com) -- The collapse of Greek democracy 2,400 years ago occurred in circumstances so similar to our own it could be read as a dark and often ignored lesson from the past, a new study suggests. ...
Scientists Use Inkjet Printer to Manipulate Genes in New Ways
Oct 05, 2009 |
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(PhysOrg.com) -- With recent advances in biochemistry, researchers can control the circuitry in a developing cell, thereby influencing cells to develop into specific phenotypes. Taking a step forward in this ...
The 2009 Ig Nobel prizewinners
Oct 05, 2009 |
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(PhysOrg.com) -- The Ig Nobels are a highlight of the scientific calendar and award research that makes people laugh as well as think. The awards were presented last week at Harvard University in the U.S, ...
Italian group claims to debunk Shroud of Turin (Update)
Other Sciences / Archaeology & Fossils
Oct 05, 2009 |
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(AP) -- Scientists have reproduced the Shroud of Turin - revered as the cloth that covered Jesus in the tomb - and say the experiment proves the relic was man-made, a group of Italian debunkers claimed Monday.
Silver Nanoparticles Give Polymer Solar Cells A Boost
Nanotechnology / Nanomaterials
Oct 05, 2009 |
4.3 / 5 (13) |
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(PhysOrg.com) -- Small bits of metal may play a new role in solar power. Researchers at Ohio State University are experimenting with polymer semiconductors that absorb the sun’s energy and generate electricity. The goal: ...
Toddlers develop individualized rules for grammar
Oct 05, 2009 |
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(PhysOrg.com) -- Using advanced computer modeling and statistical analysis, a University of Texas at Austin linguistics professor has found that toddlers develop their own individual structures for using language that are ...
For Future Superconductors, a Little Bit of Lithium May Do Hydrogen a Lot of Good
Oct 05, 2009 |
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(PhysOrg.com) -- Scientists have a long and unsuccessful history of attempting to convert hydrogen to a metal by squeezing it under incredibly high and steady pressures.
Body's circadian rhythm tightly entwined with blood sugar control
Oct 05, 2009 |
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Scientists have long struggled to understand the body's biological clock. Its tick-tock wakes us up, reminds us to eat and tells us when to go to bed. But what sets that circadian rhythm?
Buried Coins Key to Roman Population Mystery?
Oct 05, 2009 |
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(PhysOrg.com) -- The first century BC in Italy was culturally a brilliant age, unequaled by any other period in Roman history. It was a time of Cicero, Caesar, Vergil, Horace and many other major literary ...
Study: Body posture affects confidence in your own thoughts
Medicine & Health / Psychology & Psychiatry
Oct 05, 2009 |
4.5 / 5 (10) |
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(PhysOrg.com) -- Sitting up straight in your chair isn't just good for your posture - it also gives you more confidence in your own thoughts, according to a new study.
Filming photons, one million times a second
Oct 05, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- European researchers have created a CMOS (semiconductor) camera capable of filming individual photons one million times a second. The breakthrough will impact on all the most advanced areas ...
Bizarre new horned tyrannosaur from Asia described
Other Sciences / Archaeology & Fossils
Oct 05, 2009 |
4.8 / 5 (8) |
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Now, just a few weeks after tiny, early Raptorex kriegsteini was unveiled, a new wrench has been thrown into the family tree of the tyrannosaurs. The new Alioramus altai—a horned, long-snouted, gracile cousi ...
US trio win Nobel Medicine Prize for research into ageing (Update 3)
Oct 05, 2009 |
5 / 5 (7) |
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Australian-American researcher Elizabeth Blackburn and Carol Greider and Jack Szostak of the United States won the Nobel Medicine Prize on Monday for identifying a key switch in cellular ageing.
LCROSS Viewer's Guide
Space & Earth / Space Exploration
Oct 05, 2009 |
4.3 / 5 (8) |
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Just imagine. A spaceship plunges out of the night sky, hits the ground and explodes. A plume of debris billows back into the heavens, leading your eye to a second ship in hot pursuit. Four minutes later, ...
Machine Learning by Watching and Listening
Technology / Computer Sciences
Oct 05, 2009 |
4.7 / 5 (7) |
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(PhysOrg.com) -- To expand the boundaries of machine intelligence, Ben Taskar is using television shows with large fan bases like CSI, Alias, and Lost to teach computers how to be smarter about what they see, hear and read.
