News tagged with radioactive signals


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Search results for radioactive signals


Closing in on dark matter?

Physicists detect two candidate dark matter interactions, but say the data are not conclusive

Physics / General Physics

created Dec 18, 2009 | popularity 4.1 / 5 (16) | comments 6

(PhysOrg.com) -- Scientists have spent decades searching for the elusive material known as dark matter, which is believed to make up 25 percent of the universe. On Thursday, Dec. 17, a team of physicists including ...


Water droplets shape graphene nanostructures

Nanotechnology / Nanophysics

created Dec 17, 2009 | popularity 4.6 / 5 (7) | comments 0

A single-atom-thick sheet of carbon, like those seen in pencil marks -- offers great potential for new types of nanoscale devices, if a good way can be found to mold the material into desired shapes.


Machine Translates Thoughts into Speech in Real Time

Machine Translates Thoughts into Speech in Real Time

Medicine & Health / Neuroscience

created 12 hours ago | popularity 4.8 / 5 (21) | comments 6

(PhysOrg.com) -- By implanting an electrode into the brain of a person with locked-in syndrome, scientists have demonstrated how to wirelessly transmit neural signals to a speech synthesizer. The "thought-to-speech" ...


Antagonistic genes control rice growth

Antagonistic genes control rice growth

Biology / Cell & Microbiology

created Dec 15, 2009 | popularity not rated yet | comments 0

Scientists at the Carnegie Institution, with colleagues, have found that a plant steroid prompts two genes to battle each other—one suppresses the other to ensure that leaves grow normally in rice and the ...


Scientists take a step towards uncovering the histone code

Biology / Cell & Microbiology

created Dec 20, 2009 | popularity 5 / 5 (5) | comments 1

Researchers at Emory University School of Medicine have determined the structures of two enzymes that customize histones, the spool-like proteins around which DNA coils inside the cell.


Researchers revise long-held theory of fruit-fly development

Researchers revise long-held theory of fruit-fly development

Biology / Cell & Microbiology

created Dec 17, 2009 | popularity not rated yet | comments 0

For decades, science texts have told a simple and straightforward story about a particular protein—a transcription factor—that helps the embryo of the fruit fly, Drosophila melanogaster, pattern tissues in a m ...


How to Find Signs of Life on Mars

How to Find Signs of Life on Mars

Space & Earth / Space Exploration

created Dec 18, 2009 | popularity 3.7 / 5 (3) | comments 2

By studying the signatures of fossil life on Earth, geobiologists can get a clue of what to look for when hunting for extraterrestrial life on Mars.


Next-Generation Air Transportation System to Ultimately Succeed, Computer Scientist Predicts

Technology / Other

created Dec 16, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- The Next Generation Air Transportation System, known as NextGen, is due for national implementation in stages between now and 2018. "I am predicting ultimate success and a system that will provide a much ...


New Automated Technique with Online Verification Eases Network Analyzer Calibration

New Automated Technique with Online Verification Eases Network Analyzer Calibration

Technology / Engineering

created Dec 16, 2009 | popularity not rated yet | comments 0

Verifying the accuracy of network analyzers—instruments that are used to measure key performance characteristics of electronic networks—was once an awkward process involving multiple steps and pieces of equipment.


Researchers find cells move in mysterious ways

Researchers find cells move in mysterious ways (w/ Video)

Biology / Cell & Microbiology

created Dec 16, 2009 | popularity 4 / 5 (2) | comments 0

Our cells are more like us than we may think. They're sensitive to their environment, poking and prodding deliberately at their surroundings with hand-like feelers and chemical signals as they decide whether ...



List of search results for radioactive signals