Researchers at the University of Bayreuth have changed the sensitivity of bacterial systems for controlling gene activity to red light and reprogrammed their molecular response to the light stimulus. The results, published ...
Cell & Microbiology
Jun 11, 2024
0
9
There are three ways to look for evidence of alien technological civilizations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts. Another is to look ...
Astronomy
May 25, 2024
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1136
A research team headed by chemists at the University of California, Irvine has discovered a previously unknown way in which light interacts with matter, a finding that could lead to improved solar power systems, light-emitting ...
Optics & Photonics
May 7, 2024
1
227
Think of all the information we get based on how an object interacts with wavelengths of light—aka color. Color can tell us if food is safe to eat or if a piece of metal is hot. Color is an important diagnostic tool in ...
Optics & Photonics
May 2, 2024
0
49
Hyperspectral imaging (HSI) is a state-of-the-art technique that captures and processes information across a given electromagnetic spectrum. Unlike traditional imaging techniques that capture light intensity at specific wavelengths, ...
Optics & Photonics
Apr 29, 2024
0
32
A new imaging technique developed by engineers at Washington University in St. Louis can give scientists a much closer look at fibril assemblies—stacks of peptides that include amyloid beta, most notably associated with ...
Bio & Medicine
Apr 24, 2024
0
28
Sometime between now and September, a massive explosion 3,000 light years from Earth will flare up in the night sky, giving amateur astronomers a once-in-a-lifetime chance to witness this space oddity.
Astronomy
Apr 6, 2024
2
1106
At a distance of 11.9 light years, Epsilon Indi (ε Indi) is an orange dwarf star (also known as a K dwarf) with 71% of the sun's diameter. An international team, led by Instituto de Astrofísica e Ciências do Espaço (IA) ...
Astronomy
Mar 26, 2024
0
39
A new fabrication process for helical metal nanoparticles provides a simpler, cheaper way to rapidly produce a material essential for biomedical and optical devices, according to a study by University of Michigan researchers.
Nanophysics
Mar 18, 2024
0
169
Chip-based devices known as frequency combs, which measure the frequency of light waves with unparalleled precision, have revolutionized timekeeping, the detection of planets outside of our solar system and high-speed optical ...
Optics & Photonics
Mar 14, 2024
0
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