Length of yellow caution traffic lights could prevent accidents: study
A couple of years ago, Hesham Rakha misjudged a yellow traffic light and entered an intersection just as the light turned red. A police officer handed him a ticket.
A couple of years ago, Hesham Rakha misjudged a yellow traffic light and entered an intersection just as the light turned red. A police officer handed him a ticket.
Other
Sep 11, 2012
11
6
Researchers at the Ben-Gurion University of the Negev (BGU) Cyber Security Research Center have demonstrated that data can be stolen from an isolated "air-gapped" computer's hard drive reading the pulses of light on the LED ...
Security
Feb 22, 2017
43
1384
Fly eyes have the fastest visual responses in the animal kingdom, but how they achieve this has long been an enigma. A new study shows that their rapid vision may be a result of their photoreceptors - specialised cells found ...
Plants & Animals
Oct 11, 2012
0
2
Light readily bounces off obstacles in its path. Some of these reflections are captured by our eyes, thus participating in the visual perception of the objects around us. In contrast to this usual behavior of light, MIT researchers ...
Optics & Photonics
Oct 8, 2009
2
0
Researchers have developed a spiral-shaped lens that maintains clear focus at different distances in varying light conditions. The new lens works much like progressive lenses used for vision correction but without the distortions ...
Optics & Photonics
Feb 8, 2024
2
180
A new study published in BMC Evolutionary Biology sheds light on the evolutionary origin of vertebrate vision and the specialisations in zebrafish to adapt to rapidly changing light conditions. The research was led by Xesús ...
Evolution
Jun 17, 2016
0
266
Miniature glasses have proved that mantises use 3D vision - providing a new model to improve visual perception in robots.
Plants & Animals
Jan 7, 2016
7
2340
You've probably seen it happen. You're driving your car and you come to a stop at the traffic lights. You're mindful of traffic infringement fines and public safety, then someone on a bike rides past you, unconcerned, straight ...
Social Sciences
Mar 26, 2013
36
0
Although LEDs are increasingly used in low-energy lighting and displays, consumers sometimes find their light harsh or unpleasant. Findings from a new study point to the need to take age-related perception differences into ...
Optics & Photonics
Oct 16, 2019
4
57
An easy way of altering compact semiconductor lasers to make them more practical for illumination and holography has been demonstrated by KAUST scientists. The research is published in the journal Optica.
Optics & Photonics
Mar 20, 2023
0
74