An optical spectrometer is an instrument used to measure properties of light over a specific portion of the light spectrum. These devices have found a wide range of practical applications. Dispersive optical elements (e.g., ...
Optics & Photonics
May 8, 2023
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Traces of sex hormones extracted from a woolly mammoth's tusk provide the first direct evidence that adult males experienced musth, a testosterone-driven episode of heightened aggression against rival males, according to ...
Plants & Animals
May 3, 2023
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119
Stanford researchers have discovered a simple and environmentally sound way to make ammonia with tiny droplets of water and nitrogen from the air.
Materials Science
Apr 24, 2023
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Sitting on the beach, taking in the breeze, you might think the sea air is better for you than its inland equivalent. But researchers at the University of Houston have found that the air along the Gulf of Mexico coast in ...
Environment
Mar 29, 2023
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Is nitrate responsible for algae, flowers, and even your neighbors? A team of Virginia Tech geoscientists have unearthed evidence that may indicate yes.
Earth Sciences
Mar 22, 2023
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101
A new NASA mission to Saturn's giant moon, Titan, is due to launch in 2027. When it arrives in the mid-2030s, it will begin a journey of discovery that could bring about a new understanding of the development of life in the ...
Astrobiology
Mar 17, 2023
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442
In a major joint project with top Indian scientists, PSI researchers have determined why smog forms at night in the Indian capital New Delhi, contrary to all the rules of atmospheric chemistry. Their results have now been ...
Earth Sciences
Mar 13, 2023
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51
A team of chemists at MIT has found that using peptides instead of DNA fragments to tag small molecules can speed up the drug discovery process. Their research is published in the journal Science.
Chip-scale miniaturization of spectrometers allows rapid detection of spectral information in portable devices, opening up new applications. However, integrated spectrometers typically suffer from a trade-off between spectral ...
Optics & Photonics
Mar 7, 2023
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57
Air pollution is an existential threat to millions of Americans with asthma and other health issues. In response to that threat, NASA and the Smithsonian Astrophysical Observatory are innovating to improve observations of ...
Environment
Mar 2, 2023
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