Set against a piece of black construction paper, the wings of the male cattleheart butterfly look even blacker than black.
Bio & Medicine
Mar 10, 2020
2
500
For almost 10 years, NASA's NuSTAR (Nuclear Spectroscopic Telescope Array) X-ray space observatory has been studying some of the highest-energy objects in the universe, such as colliding dead stars and enormous black holes ...
Astronomy
Mar 1, 2022
3
3126
Europe's powerful Milky Way mapper is facing some problems as controllers ready the Gaia telescope for operations. It turns out that there is "stray light" bleeding into the telescope, which will affect how well it can see ...
Astronomy
Jun 17, 2014
0
0
Sometimes, seeing clearly requires complete black. For astronomy and precision optics, coating devices in black paint can cut down on stray light, enhancing images and boosting performance. For the most advanced telescopes ...
Nanophysics
Mar 12, 2024
0
92
A team of researchers at the Centre Spatial de Liège (CSL) of the University of Liège has just developed a method to identify the contributors and origins of stray light on space telescopes. This is a major advance in the ...
Optics & Photonics
May 19, 2021
1
139
An emerging super-black nanotechnology that is to be tested for the first time this fall on the International Space Station will be applied to a complex, 3-D component critical for suppressing stray light in a new, smaller, ...
Space Exploration
Oct 23, 2014
1
0
Sandia National Laboratories, with help from The Boeing Company, the California Department of Transportation (Caltrans), and others, is leading an effort to develop a commercially viable, fuel cell-powered mobile lighting ...
Engineering
Oct 20, 2009
0
0
Astrophysicists are joining sightseers in watching Monday's total solar eclipse across North America but, in the decade to come, they will be viewing eclipses that last for hours instead of a few minutes – thanks to a pioneering ...
Space Exploration
Aug 18, 2017
0
5
A joint NASA-U.S. Naval Research Laboratory experiment dedicated to studying the origins of solar energetic particles—the Sun's most dangerous form of radiation—is ready for launch.
Space Exploration
Oct 26, 2021
0
9
Decades after the bullets have stopped flying, wars can leave behind a lingering danger: landmines that maim civilians and render land unusable for agriculture. Minefields are a humanitarian disaster throughout the world, ...
General Physics
Aug 15, 2011
0
0
