Laser-based absorption spectroscopy is an important method for determining the concentration of gas components in a sample. Modern devices are highly specialized for detecting very specific gases, such as trace gases in the ...
Optics & Photonics
Jan 9, 2024
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35
Mexico's greenhouse gas emissions are the second highest among Latin American countries, trailing only Brazil according to the World Bank. But until now, no one had leveraged the full spectrum of available scientific data ...
Earth Sciences
Jan 8, 2024
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6
As noted at NASA's 2019 Carlsbad Conference, we have good reason to think that life could have started on Mars using the same geo-organic chemistry that started life on Earth. If Martian life persists today on Mars, it may ...
Astrobiology
Jan 5, 2024
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23
A team of engineers and atmospheric scientists at Harvard University, working with a colleague from the California Institute of Technology's Jet Propulsion Laboratory, has calculated the increased amount of methane being ...
Researchers at Case Western Reserve University are developing ways to convert waste into fuels and other products, using processes that are energy efficient and powered by renewable sources.
Analytical Chemistry
Jan 4, 2024
5
107
The oldest evidence of photosynthetic structures reported to date has been identified inside a collection of 1.75-billion-year-old microfossils, a Nature paper reveals. The discovery helps to shed light on the evolution of ...
Evolution
Jan 4, 2024
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261
Cyanobacteria, as unique photosynthetic prokaryotic organisms, possess the extraordinary ability to directly convert sunlight, seawater, and carbon dioxide into a wide variety of bio-based products.
Cell & Microbiology
Jan 4, 2024
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0
Scientists at MIT, the University of Birmingham, and elsewhere say that astronomers' best chance of finding liquid water, and even life on other planets, is to look for the absence, rather than the presence, of a chemical ...
Astronomy
Dec 29, 2023
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235
Research on the International Space Station is helping scientists to understand how fire spreads and behaves in different environments and learn how to prevent and extinguish fires in space.
Space Exploration
Dec 28, 2023
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7
As astronomers have begun to gather data on the atmospheres of planets, we're learning about their compositions and evolution. Thick atmospheres are the easiest to study, but these same thick atmospheres can hide the surface ...
Planetary Sciences
Dec 27, 2023
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