In a new approach to security that unites technology and art, EPFL researchers have combined silver nanostructures with polarized light to yield a range of brilliant colors, which can be used to encode messages.
Nanophysics
Feb 13, 2023
0
89
Researchers at Purdue University have made a groundbreaking discovery in the field of thermal radiation, uncovering a new method for generating spinning thermal radiation in a controlled and efficient manner using artificially ...
General Physics
Feb 3, 2023
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231
Perseverance is a NASA autonomous vehicle that arrived at the Jezero Crater (the bed of an ancient, now dried-up lake on Mars) on February 18, 2021. The rover is equipped with seven novel, complex scientific instruments dedicated ...
Space Exploration
Jan 18, 2023
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17
The past eight years were the hottest since records began, the United Nations confirmed Thursday, despite the cooling influence of a drawn-out La Nina weather pattern.
Environment
Jan 12, 2023
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17
A national research group led by researchers at the University of Manitoba has shown that polar bears share the position of top predator of the coastal Arctic marine ecosystem with seastars.
Plants & Animals
Jan 9, 2023
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963
A research team led by Prof. Li Di from the National Astronomical Observatories of the Chinese Academy of Sciences (NAOC) has revealed circular polarization in active repeating fast radio bursts based on precise observations ...
Astronomy
Dec 27, 2022
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568
In the current issue of Nature Photonics, Prof. Dr. Oliver G. Schmidt, Dr. Libo Ma and partners present a strategy for observing and manipulating the optical Berry phase in Möbius ring microcavities. In their research paper, ...
Optics & Photonics
Dec 23, 2022
0
414
Gamma-ray bursts are the most luminous explosions in the universe, allowing astronomers to observe intense gamma rays in short durations. Gamma-ray bursts are classified as either short or long, with long gamma-ray bursts ...
Astronomy
Dec 19, 2022
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152
Climate change, rather than competition, played a key role in the ascendancy of dinosaurs through the Late Triassic and Early Jurassic periods.
Paleontology & Fossils
Dec 16, 2022
1
172
Scientists taking a "deep dive" into one of Webb's iconic first images have discovered dozens of energetic jets and outflows from young stars previously hidden by dust clouds. The discovery marks the beginning of a new era ...
Astronomy
Dec 15, 2022
0
100
