(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 capable of actually ...
(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 National Laboratories.
Optics & Photonics
Oct 26, 2011
19
1
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 researchers ...
Optics & Photonics
Apr 21, 2009
3
0
Researchers at the University of Illinois at Urbana-Champaign have shown for the first time that expensive aberration-corrected microscopes are no longer required to achieve record-breaking microscopic resolution.
Optics & Photonics
Feb 26, 2024
0
47
As demands for computing resources continue to increase rapidly, scientists and engineers are looking for ways to build faster systems for processing information. One possible solution is to use patterns of electron spins, ...
Condensed Matter
Jan 31, 2024
0
594
A team of animal science specialists at Teikyo University of Science, working with a colleague from Showa University, all in Japan, has found that most dogs have an eye color that is darker than their closet wolf relative, ...
Pandas, long portrayed as solitary beasts, do hang with family and friends—and they're big users of social media. Scent-marking trees serve as a panda version of Facebook.
Plants & Animals
Dec 19, 2023
0
231
When Santa's exhausted reindeer finally set down their sleigh in the deep snow of the North Pole early Christmas morning, it's not Rudolph's radiant red nose that will help them find sustenance in the barren landscape.
Evolution
Dec 15, 2023
0
100
Physicists at the University of Duisburg-Essen and their cooperating partners have discovered that tiny graphene sheets can become electromagnets under infrared radiation. The study is published in the journal Nature Communications.
Nanophysics
Dec 4, 2023
1
64
When speaking to one another, much of the communication occurs nonverbally—through body posture, hand gestures, and the eyes. Our eye gaze during conversations, therefore, reveals a wealth of information about our attention, ...
Social Sciences
Nov 8, 2023
0
74
