With bright reds and yellows—and even the occasional white—poppies are very bright and colorful. Their petals, however, are also very thin; they are made up of just three layers of cells. University of Groningen scientists ...
Plants & Animals
Feb 11, 2019
0
244
When audiences watch a movie, they know that what they are seeing is an illusion -- and making the images appear as real as possible can be a major undertaking for any filmmaking team.
Hi Tech & Innovation
Feb 18, 2010
0
0
Sitting down all day is bad for you, or so doctors say. There's been a burst of interest in standing desks, but they're not that easy to use, and it's hard to motivate sitters to stand.
Consumer & Gadgets
Jan 10, 2014
0
0
Structural colors, like those found in some butterflies' wings, birds' feathers and beetles' backs, resist fading because they don't absorb light like dyes and pigments. However, the iridescence that enhances their beauty ...
Materials Science
Jan 30, 2019
0
15
The mass production of flat optical devices with sub-wavelength structures could soon be a reality, thanks to a metasurface fabrication technique developed by researchers at A*STAR.
Optics & Photonics
Mar 18, 2019
0
14
Two newly developed, low-cost tests that use nanoparticles to detect chemicals can accurately measure tiny amounts of two potentially harmful herbicides in fruits, vegetables and their products.
Bio & Medicine
Nov 1, 2022
0
114
Monkeys have the most colorful faces of all mammals, and new research suggests that's not just a pretty face.
Plants & Animals
Nov 14, 2013
0
1
Fifth-grader Vineeth Prabhuvenkatesh has always had trouble differentiating colors. He is among the 8 percent of males who have some sort of color vision deficiency, which is most often marked by an inability to differentiate ...
Hi Tech & Innovation
May 11, 2016
0
13
It's widely acknowledged that a common threat unites people. Individuals who were previously separated by social class, race or ethnicity come together, forming new cooperative alliances to defeat a common enemy. But does ...
Social Sciences
Feb 11, 2014
0
0
Chameleon skin and some type of fish skin are regarded as the prototype of structurally colored materials that change their color appearance upon external stimuli, which can be light and dark transitions or other environmental ...
Materials Science
Nov 3, 2015
0
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