Tag: fluorescent

The Stingray nebula is disappearing

The Hubble Space Telescope has captured never-before-seen images of the rapid fading of the Stingray Nebula. This nebula is a cloud in space, surrounding a dying star. Source: https://earthsky.org/space/disappearing-stingray-neula-20-years-hubble-images…

Martian Dust Storms Parch the Planet By Driving Water Into Space

sciencehabit writes: Two years ago, a global dust storm veiled Mars. But although the storm took a toll, killing off NASA’s Opportunity rover, it also revealed that such storms play an important role in how the once-wet planet loses its water. In 2014, looking back at data from 2007, scientists noticed that the fluorescent fog of hydrogen in the martian upper…

Super-bright fluorescent solids can be 3D printed in any shape

There’s a cheap new way to make fluorescent dyes into solid materials that glow, and it could be used to 3D print objects that guide light into solar cells Source: https://www.newscientist.com/article/2251234-super-bright-fluorescent-solids-can-be-3d-printed-in-any-shape/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…

Spies Can Eavesdrop By Watching a Light Bulb’s Vibrations

An anonymous reader quotes a report from Wired: Researchers from Israeli’s Ben-Gurion University of the Negev and the Weizmann Institute of Science today revealed a new technique for long-distance eavesdropping they call “lamphone.” They say it allows anyone with a laptop and less than a thousand dollars of equipment — just a telescope and a $400 electro-optical sensor — to listen…

15,000-Square-Foot Las Vegas Doomsday Wellness Bunker For Sale For $18 Million

CIStud writes: The 1.05-acre lot near the Las Vegas Strip houses a 5,000-square-foot home built in 1978. Beneath the five-bedroom, six-bathroom home across the entire property is a 15,000-square-foot subterranean concrete and steel rectangular-shaped doomsday wellness bunker outfitted with an array of lighting control that highlights a pool, spa, waterfall, trees, guest house, barbecue, fountain and 500-linear feet of floor-to-ceiling illuminated…

How the Rapid FDA-Approved Coronavirus Testing System Works

Tekla Perry writes: In 2001, a rapid, easy-to-use, PCR-based testing system for biological testing was still in prototype form when letters containing anthrax spores started arriving in the mailboxes of journalists and senators. Its creators at startup Cepheid quickly adapted it to test for anthrax, and now it is used to run that test as part of U.S. mail sorting systems….

Some dinosaurs might have had fluorescent horns or feathers

We know some birds use fluorescent pigments to enhance the brightness of their feathers or beaks – and now it seems some dinosaurs might have done this too Source: https://www.newscientist.com/article/2236427-some-dinosaurs-might-have-had-fluorescent-horns-or-feathers/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…

It turns out loads of frogs and salamanders are fluorescent

We knew that some fish glowed when placed under certain lights, but researchers have now shown that many amphibians can also shine bright Source: https://www.newscientist.com/article/2235306-it-turns-out-loads-of-frogs-and-salamanders-are-fluorescent/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…