Methane is a potent greenhouse gas that accounts for about a fifth of today's global warming. In addition to methane emitted from livestock and other agricultural practices, the gas is also spewed from the production, transport, ...
Earth Sciences
Oct 20, 2021
1
90
In order to function properly, the brain requires a steady flow of blood through the cerebral arteries and veins, which deliver oxygen and nutrients and also remove metabolic byproducts. Therefore, cerebral blood flow is ...
Bio & Medicine
Aug 19, 2021
0
22
The Large High Altitude Air Shower Observatory (LHAASO), one of China's key national science and technology infrastructure facilities, has accurately measured the brightness over 3.5 orders of magnitude of the standard candle ...
Astronomy
Jul 8, 2021
4
16
Atmospheric carbon dioxide measured at NOAA's Mauna Loa Atmospheric Baseline Observatory peaked for 2021 in May at a monthly average of 419 parts per million (ppm), the highest level since accurate measurements began 63 years ...
Environment
Jun 10, 2021
55
4
Carbon dioxide emissions in Los Angeles fell 33% in April of 2020 compared with previous years, as roads emptied and economic activity slowed due to the COVID-19 pandemic, according to a new study in Geophysical Research ...
Earth Sciences
Jun 7, 2021
0
11
Researchers have spent more than three decades developing and studying miniature biosensors that can identify single molecules. In 5 to 10 years, when such devices may become a staple in doctors' offices, they could detect ...
Bio & Medicine
Apr 27, 2021
0
106
A new technology developed by Los Alamos National Laboratory and Honeywell is providing needed atmospheric environment information to the aerospace industry. The device, called TinMan, has quantified the number of thermal ...
General Physics
Apr 1, 2021
1
9
Applied physicists at the University of Sydney have proposed new standards to measure moisture leaks into bionic devices such as pacemakers, cochlear hearing implants and retinal replacements.
Analytical Chemistry
Mar 29, 2021
0
12
Space communications and navigation engineers at NASA are evaluating the navigation needs for the Artemis program, including identifying the precision navigation capabilities needed to establish the first sustained presence ...
Space Exploration
Mar 25, 2021
1
9
Beams of accelerated electrons power electron microscopes, X-ray lasers, medical accelerators and other devices. To optimize the performance of these applications, operators must be able to analyze the quality of the beams ...
General Physics
Mar 24, 2021
0
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