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Compressor-free refrigerator may loom in the future

August 07, 2008 | User rating: 4.6 / 5 after 45 vote(s) | User comments: 19

Refrigerators and other cooling devices may one day lose their compressors and coils of piping and become solid state, according to Penn State researchers who are investigating electrically induced heat effects of some ferroelectric ...


Researchers make milestone discovery in quantum mechanics

August 05, 2008 | User rating: 4.6 / 5 after 81 vote(s) | User comments: 5

Researchers at UC Santa Barbara have recently reached what they are calling a milestone in experimental quantum mechanics.


Military use of robots increases

August 04, 2008 | User rating: 4.6 / 5 after 17 vote(s) | No comments yet

War casualties are typically kept behind tightly closed doors, but one company keeps the mangled pieces of its first casualty on display. This is no ordinary soldier, though—it is Packbot from iRobot Corporation. ...


Study: Spices may protect against consequences of high blood sugar

August 05, 2008 | User rating: 4.6 / 5 after 36 vote(s) | User comments: 4

(PhysOrg.com) -- Herbs and spices are rich in antioxidants, and a new University of Georgia study suggests they are also potent inhibitors of tissue damage and inflammation caused by high levels of blood sugar.


'Edible optics' could make food safer

August 07, 2008 | User rating: 4.6 / 5 after 12 vote(s) | No comments yet

Imagine an edible optical sensor that could be placed in produce bags to detect harmful levels of bacteria and consumed right along with the veggies. Or an implantable device that would monitor glucose in your blood for ...


A first in integrated nanowire sensor circuitry

August 04, 2008 | User rating: 4.6 / 5 after 21 vote(s) | No comments yet

Scientists at the U.S. Department of Energy's Lawrence Berkeley National Laboratory and the University of California at Berkeley have created the world's first all-integrated sensor circuit based on nanowire ...


Researchers find gene therapy that kills pancreatic cancer cells

August 05, 2008 | User rating: 4.6 / 5 after 14 vote(s) | No comments yet

Researchers at the Virginia Commonwealth University Massey Cancer Center and the VCU Institute of Molecular Medicine have published findings that implicate a new chemoprevention gene therapy (CGT) for preventing and treating ...


Context and personality key in understanding responses to emotional facial expressions

August 06, 2008 | User rating: 4.6 / 5 after 7 vote(s) | No comments yet

It is well appreciated that facial expressions play a major role in non-verbal social communication among humans and other primates, because faces provide rapid access to information about the identity as well as the internal ...


Researchers develop next-generation computer antivirus system

August 06, 2008 | User rating: 4.6 / 5 after 28 vote(s) | User comments: 1

(PhysOrg.com) -- Antivirus software on your personal computer could become a thing of the past thanks to a new "cloud computing" approach to malicious software detection developed at the University of Michigan. ...


Deep mystery: why sea turtles plumb the depths

9 hours ago | User rating: 4.6 / 5 after 14 vote(s) | No comments yet

Researchers say they have figured out why sea turtles that normally feed and breed in shallow water or on land will, very rarely, go deep sea diving: the reptiles are on reconnaissance.


A potted history of milk

August 06, 2008 | User rating: 4.5 / 5 after 11 vote(s) | No comments yet

(PhysOrg.com) -- Humans were processing cattle milk in pottery vessels more than two thousand years earlier than previously thought, according to new research from the University of Bristol.


Hunting the elusive L-function

August 06, 2008 | User rating: 4.5 / 5 after 27 vote(s) | No comments yet

(PhysOrg.com) -- There was a lot of excitement last month about ‘L-functions’. A PhD student in the Department of Mathematics, University of Bristol, Ce Bian, in collaboration with his supervisor, Dr Andrew ...


Quantum Chaos Unveiled?

August 06, 2008 | User rating: 4.5 / 5 after 62 vote(s) | User comments: 9

(PhysOrg.com) -- A University of Utah study is shedding light on an important, unsolved physics problem: the relationship between chaos theory - which is based on 300-year-old Newtonian physics - and the modern ...


Great white's mighty bite revealed

August 04, 2008 | User rating: 4.5 / 5 after 8 vote(s) | User comments: 7

The bite force of a great white shark (Carcharodon carcharias) is the highest known for any living species, according to new research to be published in the Journal of Zoology. This is the first time that scientists ...


Physicists Investigate Controversy over Room-Temperature Ice

August 05, 2008 | User rating: 4.5 / 5 after 34 vote(s) | User comments: 7

(PhysOrg.com) -- By confining water in nano-sized spaces, physicists from Leiden University in the Netherlands have turned water into ice at room temperature. While it’s not the first time scientists have created room-temperature ...


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