'Stealth sheet' hides hot objects from prying infrared eyes
Infrared cameras are the heat-sensing eyes that help drones find their targets, even in the dead of night or through heavy fog.
Infrared cameras are the heat-sensing eyes that help drones find their targets, even in the dead of night or through heavy fog.
General Physics
Jun 21, 2018
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836
Princeton researchers have uncovered new rules governing how objects absorb and emit light, fine-tuning scientists' control over light and boosting research into next-generation solar and optical devices.
Condensed Matter
Dec 23, 2019
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3101
A University of Massachusetts Amherst undergraduate student has contributed significant work regarding the growth of stars and black holes, providing key insight into how they are linked. This new information will allow the ...
Astronomy
Jul 21, 2022
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9385
Our Milky Way bristles with giant molecular clouds birthing stars. Based on what we see here, astronomers assume that the process of star creation also goes on similarly in other galaxies. It makes sense since their stars ...
Astronomy
Dec 29, 2023
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118
New research from Tel Aviv University will allow cameras to recognize colors that the human eye and even ordinary cameras are unable to perceive.
Optics & Photonics
Nov 5, 2020
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1862
Leading edge technology has uncovered secrets about a world-renowned fossil hoard that could offer vital clues about early life on Earth.
Evolution
Mar 17, 2023
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671
(Phys.org) —NASA's Hubble Space Telescope has provided the strongest evidence yet that short-duration gamma-ray bursts are triggered by the merger of two small, super-dense stellar objects, such as a pair of neutron stars ...
Astronomy
Aug 3, 2013
24
0
(Phys.org) —A "brown dwarf" star that appears to be the coldest of its kind—as frosty as Earth's North Pole—has been discovered by a Penn State University astronomer using NASA's Wide-field Infrared Survey Explorer ...
Astronomy
Apr 25, 2014
9
0
Researchers at the University of North Carolina at Chapel Hill Department of Chemistry have engineered silicon nanowires that can convert sunlight into electricity by splitting water into oxygen and hydrogen gas, a greener ...
Nanophysics
Feb 17, 2023
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181
An international group of astronomers led by Benjamin Thomas of The University of Texas at Austin has used observations from the Hobby-Eberly Telescope (HET) at the university's McDonald Observatory to unlock a puzzling mystery ...
Astronomy
Apr 27, 2022
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2397