A team of astronomers including Harvard's Robert Kirshner and Peter Challis has detected a flash of light from the companion to an exploding star. This is the first time astronomers have witnessed the impact of an exploding ...
Astronomy
Mar 22, 2016
1
1217
Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a peculiar cataclysmic variable star. The newly found system, designated SDSS J134441.83+204408.3 (or J1344 for short) is a highly asynchronous, ...
Chemists at Cornell University have discovered a way to use light and oxygen to upcycle polystyrene—a type of plastic found in many common items—into benzoic acid, a product stocked in undergraduate and high school chemistry ...
Materials Science
Apr 11, 2022
1
222
German astronomers have conducted photometric observations of a recently discovered polar known as J1832.4-1627. This object is the first deeply eclipsing stream-fed intermediate polar so far detected. The study was detailed ...
Isaac Newton's theory of light indicates that all colors can be generated from three basic colors: red, green, and blue. RGB (Red, Green, Blue), a light-color structure that contains 3×256 values of letter symbols, and CMYK ...
Optics & Photonics
Feb 2, 2023
2
27
(Phys.org)—In 1604, a new star appeared in the night sky that was much brighter than Jupiter and dimmed over several weeks. This event was witnessed by sky watchers including the famous astronomer Johannes Kepler. Centuries ...
Astronomy
Sep 11, 2012
0
0
(Phys.org) —A team of researchers at South Korea's Daegu Gyeongbuk Institute of Science and Technology has created an elastic-mechanoluminescent material that emits light when exposed to wind. At high wind speeds, the material ...
An international team of astronomers has witnessed a rare dynamic event foreshadowing the death of a red giant star for the first time – a discovery that reinforces predictions about our Sun's ultimate demise.
Astronomy
Jul 25, 2019
0
261
(Phys.org)—A small team of researchers from the University of California and the University of Washington has found that not all of the color-sensing cells in the back of the eyeball actually help us to see color. Instead, ...
Blood tests convey vital medical information, but the sight of a needle often causes anxiety and results take time. A new device developed by a team of researchers in Israel, however, can reveal much the same information ...
Optics & Photonics
May 21, 2012
0
0
