News tagged with human eye
Scientists solve mystery of the eye
(PhysOrg.com) -- Scientists have a good overall understanding of human vision: when light enters our eyes, it is focused by the lens and strikes the retina in the back of the eye. The light causes some of ...
Nov 17, 2011 |
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Physicists Explain How Human Eyes Can Detect Quantum Effects
(PhysOrg.com) -- By greatly amplifying one photon from an entangled photon pair, physicists have theoretically shown that human eyes can be used as detectors to observe quantum effects. Usually, detecting ...
Sep 29, 2009 |
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New technique that scrambles light may lead to sharper images, wider views
When photographers zoom in on an object to see it better, they lose the wide-angle perspective -- they are forced to trade off "big picture" context for detail. But now an imaging method developed by Princeton ...
Apr 21, 2009 |
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New invisibility cloak hides objects from human view
For the first time, scientists have devised an invisibility cloak material that hides objects from detection using light that is visible to humans. The new device is a leap forward in cloaking materials, according to a report ...
Jul 27, 2011 |
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High-quality white light produced by four-color laser source
(PhysOrg.com) -- The human eye is as comfortable with white light generated by diode lasers as with that produced by increasingly popular light-emitting diodes (LEDs), according to tests conceived at Sandia ...
Oct 26, 2011 |
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Baby's first dreams: Research reveals sleep cycles in early fetus
After about seven months growing in the womb, a human fetus spends most of its time asleep. Its brain cycles back and forth between the frenzied activity of rapid eye movement (REM) sleep and the quiet resting ...
Medicine & Health / Neuroscience
Apr 13, 2009 |
4.6 / 5 (8) |
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Terminator-style info-vision takes step towards reality
The streaming of real-time information across your field of vision is a step closer to reality with the development of a prototype contact lens that could potentially provide the wearer with hands-free information ...
Nov 21, 2011 |
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Professor proposes challenge to prove whether people can see entangled images
(PhysOrg.com) -- Geraldo Barbosa, professor of electrical engineering and computer science at Northwestern University has posed an interesting challenge. He wonders if the human eye and brain together are ...
Feb 29, 2012 |
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Siemens Sets New Record for Wireless Data Transfer using White LEDs
(PhysOrg.com) -- Researchers from Siemens have broken their own record for wirelessly transmitting data over white LED light. They’ve now achieved rates of 500 megabits per second (Mbps), shattering the previous ...
Jan 21, 2010 |
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Human eye inspires advance in computer vision (w/Video)
Inspired by the behavior of the human eye, Boston College computer scientists have developed a technique that lets computers see objects as fleeting as a butterfly or tropical fish with nearly double the accuracy and 10 times ...
Technology / Computer Sciences
Jun 18, 2009 |
4.7 / 5 (7) |
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Vigilant camera eye
An innovative camera system could in future enhance security in public areas and buildings. Smart Eyes works just like the human eye. The system analyzes the recorded data in real time and then immediately ...
Sep 20, 2010 |
5 / 5 (6) |
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Iridescence invisible to human eye enables bees to view flowers in different colours
(PhysOrg.com) -- Bees see some flowers in multicolour because of previously unknown iridescence of the petals, usually invisible to the human eye, researchers from the University of Cambridge report this week ...
Biology /
Jan 05, 2009 |
5 / 5 (5) |
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Scientists offer new insights into early eye evolution
Scientists at the University of Hawaii at Manoa's Kewalo Marine Laboratory in Honolulu have discovered light-detecting cells in the embryo of a brachiopod, a marine invertebrate, whose organization may be similar to the primitive ...
Medicine & Health / Medical research
Mar 02, 2011 |
5 / 5 (5) |
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Webb telescope technologies already helping human eyes
Even while construction of the James Webb Space Telescope is underway on the most advanced infrared vision of any space observatory, its technologies are already proving useful to human eye health here on ...
Space & Earth / Space Exploration
Jul 29, 2011 |
5 / 5 (5) |
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New Forensic Method Aims to Predict What a Person Looks Like from DNA Sample
(PhysOrg.com) -- A University of Arizona research team recently completed a study looking at the DNA blueprint of almost 1,000 individuals and comparing that to detailed measurements of their hair, skin and ...
Mar 02, 2009 |
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