New sequential decision making model could be key to artificial intelligence
Nov 08, 2006 |
3.4 / 5 (97) |
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“Decision making,” Mikhail Rabinovich tells PhysOrg.com, “is everywhere, and not just with humans. Animals use it, and robots do. But the traditional approach to decision making is too simple.”
A leading edge camera for molecules
Nov 08, 2006 |
4.5 / 5 (31) |
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Researchers at the Max Planck Institute for Nuclear Physics in Heidelberg, Germany, have visualised vibration and rotation in the nuclei of a hydrogen molecule as a quantum mechanical wave packet. What is ...
Moon's escaping gasses expose fresh surface
Nov 08, 2006 |
4.3 / 5 (32) |
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Conventional wisdom suggests that the moon has seen no widespread volcanic activity for at least the last three billion years. Now, a fresh look at existing data points to much more recent release of lunar ...
New research reveals hidden earthquake trouble spots
Space & Earth / Earth Sciences
Nov 08, 2006 |
4.3 / 5 (32) |
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A team from the University of Leicester has used a powerful laser mounted on an aircraft to uncover earthquake fault lines that are hidden by forest cover and never before seen by earth scientists.
Free-electron laser shines at over 14 kilowatts in the infrared
Nov 08, 2006 |
4 / 5 (31) |
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The most powerful tunable laser in the world just shattered another power record: the Free-Electron Laser (FEL), supported by the Office of Naval Research and located at the U.S. Department of Energy's Thomas Jefferson National ...
Ocean current links northern and southern hemisphere during Ice Age
Space & Earth / Earth Sciences
Nov 08, 2006 |
4.6 / 5 (27) |
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Even if climate records from Greenland and Antarctic ice cores show different patterns climate of Arctic and Antartica are connected directly. Recent investigations on an Antarctic ice core now published in ...
Himalayan megaquakes powered by elastic energy in Tibetan plateau
Space & Earth / Earth Sciences
Nov 08, 2006 |
4.3 / 5 (27) |
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Computer simulations indicate that Himalayan mega-earthquakes must occur every 1,000 years or so to empty a reservoir of energy in southern Tibet not released by smaller earthquakes, according to a paper that will appear ...
Researchers find the smell of metal can be deceiving
Nov 08, 2006 |
4.2 / 5 (17) |
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In the process of conducting research on iron plumbing infrastructure and drinking water quality, two Virginia Tech researchers in the College of Engineering uncovered that the smell of iron when you touch metal is really ...
Gorillas harbour AIDS-like virus, says study
Medicine & Health / HIV & AIDS
Nov 08, 2006 |
4.3 / 5 (15) |
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Gorillas appear to be widely infected by a close relation to the AIDS virus, according to a study that appears on Thursday in the British journal Nature.
Nobel laureate has 1 billion tree plan
Nov 08, 2006 |
3.5 / 5 (17) |
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Nobel Peace Prize laureate Wangari Maathai introduced a plan in Kenya to plant 1 billion trees in 2007 to fight the effects of climate change.
Volcanic eruptions found to poke holes in ozone layer
Space & Earth / Earth Sciences
Nov 08, 2006 |
4.1 / 5 (12) |
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Volcanic eruptions destroy ozone and create ‘mini-ozone holes’, according to two new studies by researchers at the Universities of Cambridge and Oxford.
Tarantula venom and chili peppers target same pain sensor
Nov 08, 2006 |
4 / 5 (12) |
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Venom from a West Indian tarantula has been shown to cause pain by exciting the same nerve cells in mice that sense high temperatures and the hot, spicy ingredient in chili peppers, UCSF scientists have discovered.
Printable biofuel cell developed in Finland
Nov 08, 2006 |
3.4 / 5 (14) |
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An enzyme-based power source is a viable source of electricity for the rapidly proliferating RFID tags used in the medical sector and logistics. Applications include plasters containing a memory circuit and ...
Scientists discover way to block growth of prostate cancer cells
Nov 08, 2006 |
4.4 / 5 (10) |
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Scientists have discovered for the first time a specific biochemical pathway by which the sex hormone, androgen, increases levels of harmful chemicals called reactive oxygen species (ROS) in the prostate gland that play a ...
Halt ordered to Yosemite construction
Nov 08, 2006 |
2.4 / 5 (16) |
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A federal judge in Fresno, Calif., has ordered a halt to nine construction projects in Yosemite Valley.
