News tagged with light intensity
Researchers discover mechanism that helps humans see in bright and low light
Medicine & Health / Neuroscience
Oct 13, 2009 |
4.9 / 5 (9) |
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Ever wonder how your eyes adjust during a blackout? When we go from light to near total darkness, cells in the retina must quickly adjust. Vision scientists at Washington University School of Medicine in St. ...
Does Your Shift at Work Put You at a Greater Risk for Developing Cancer?
Apr 03, 2009 |
3 / 5 (2) |
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Does your shift at work put you at a greater risk for developing cancer?
New light shed on marine luminescence
Biology /
Feb 23, 2009 |
5 / 5 (1) |
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The phenomenon of light emission by living organisms, bioluminescence, is quite common, especially in marine species. It is known that light is generated by chemical reactions in which oxygen molecules play ...
Search results for light intensity
Moderate-to-heavy exercise may reduce risk of stroke for men
Medicine & Health / Neuroscience
Nov 23, 2009 |
5 / 5 (1) |
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Men who regularly take part in moderate-to-heavy intensity exercise such as jogging, tennis or swimming may be less likely to have a stroke than people who get no exercise or only light exercise, such as walking, golfing, ...
LEDs may help reduce skin wrinkles, researchers report
Oct 20, 2008 |
4 / 5 (26) |
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Researchers in Germany are describing a potential alternative to Botox and cosmetic surgery for easing facial wrinkles. Their study, scheduled for the November 5 issue of ACS' Crystal Growth & Design report ...
Squid 'sight': Not just through eyes
Jun 01, 2009 |
4.6 / 5 (7) |
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It's hard to miss the huge eye of a squid. But now it appears that certain squids can detect light through an organ other than their eyes as well.
Researchers Demonstrate 'Quantum Data Buffering' Scheme
Feb 12, 2009 |
4.6 / 5 (7) |
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(PhysOrg.com) -- Pushing the envelope of Albert Einstein's "spooky action at a distance," known as entanglement, researchers at the Joint Quantum Institute (JQI) of the Commerce Department's ...
Baby boomers' boon? LED light and green tea cream to smooth facial wrinkles
Sep 09, 2009 |
3.5 / 5 (2) |
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Scientists in Germany are reporting a major improvement in their potential new treatment for facial wrinkles that could emerge as an alternative to Botox and cosmetic surgery. The non-invasive technique combines ...
Researchers develop ultrafast oscilloscope on a chip
Nov 06, 2008 |
4.9 / 5 (9) |
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(PhysOrg.com) -- As photonics -- using beams of light in place of electricity for communications and computing -- becomes more common, engineers need new tools for troubleshooting. Now researchers at Cornell ...
UV-B light sensing mechanism discovered in plant roots
Biology /
Dec 08, 2008 |
4 / 5 (4) |
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Scientists have discovered that plant roots can sense UV-B light and have identified a specific gene that is a vital player in UV-B signaling, the communication between cells.
Polarized light guides cholera-carrying midges that contaminate water supplies
Biology /
Oct 31, 2008 |
5 / 5 (2) |
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Cholera is a major killer and since the first pandemic in the early 19th century it has claimed millions of lives. According to Amit Lerner from The Hebrew University of Jerusalem, Israel, the lethal infection is harboured ...
Compressing photonic signals for greater bandwidth
Nov 03, 2009 |
4.5 / 5 (6) |
3
Cornell researchers have developed an ingenious method to time-compress optical signals. The process could enable optical communication systems to carry many more bits per second or could also be used to generate ...
Swirling clouds over the South Pacific
Space & Earth / Space Exploration
Nov 17, 2009 |
3.8 / 5 (4) |
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(PhysOrg.com) -- Rosetta's OSIRIS imaging system spotted an anticyclone over the South Pacific on the morning of 13 November. The images show the scene roughly as a human eye would see it.
List of search results for light intensity
