Unlike Andy Warhol's famous silkscreen grids of repeating images rendered in different colors, the varying hues of this galaxy represent how its appearance changes in different wavelengths of light—from visible light to ...
Astronomy
Jun 27, 2019
2
0
Examining fossilised pigments, scientists from the University of Bristol have uncovered new insights into blue colour tones in prehistoric birds.
Archaeology
Jun 25, 2019
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3
Biophysicists from the Moscow Institute of Physics and Technology have joined forces with colleagues from France and Germany to create a new fluorescent protein. Besides glowing when irradiated with ultraviolet and blue light, ...
Biochemistry
May 30, 2019
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31
A team of researchers affiliated with several institutions in France has found that amyloid fibrils lit with near-infrared radiation emit a dim, near-infrared signal. In their paper published in the journal Nature Photonics, ...
Oceanographers studying creatures in the ocean twilight zone are facing an optical dilemma. They need to observe the fish in order to study them, but at ocean depths of 200 meters and beyond, there's very little natural light ...
Ecology
May 17, 2019
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9
The human eye is particularly sensitive to green, but less sensitive to blue and red. Chemists led by Hubert Huppertz at the University of Innsbruck have now developed a new red phosphor whose light is well perceived by the ...
Materials Science
Apr 25, 2019
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36
Having absolute control of the activity of a molecule in an organism, or deciding when, where and how a drug is activated—these are some of the goals possible with so-called photoswitchable molecules, compounds that change ...
Materials Science
Mar 1, 2019
0
92
Some of the bacteria that live in ponds, lakes and other freshwater environments grow faster during the day, even though they don't take in sunlight as an energy source, according to researchers at the University of Delaware. ...
Cell & Microbiology
Feb 26, 2019
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21
From the complex to the simple, all life forms have mechanisms for translating environmental cues into cellular behavior that helps them survive. This universal activity may hold the key to understanding how common bacteria ...
Cell & Microbiology
Feb 25, 2019
0
124
With its vast numbers of different lifeforms, the sea is a largely unexplored source of natural products that could be starting points for new pharmaceuticals, such as the antitumor drugs trabectedin and lurbinectedin. Because ...
Materials Science
Feb 19, 2019
0
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