Old NASA satellite falling to Earth, risk of danger 'low'
An old NASA satellite is expected to fall to Earth this week, but experts tracking the spacecraft say chances are low it will pose any danger.
An old NASA satellite is expected to fall to Earth this week, but experts tracking the spacecraft say chances are low it will pose any danger.
Space Exploration
Apr 18, 2023
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Many words we use come with hidden baggage. For instance we tend to assume that local, natural and grass-fed foods are good for our health, the environment and animal welfare, while intensive farming is bad for these things. ...
Agriculture
Apr 6, 2023
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Researchers at the University of Bayreuth present novel electrospun nonwovens in Science Advances that exhibit an unusual combination of high electrical conductivity and extremely low thermal conductivity.
Nanomaterials
Apr 4, 2023
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349
How did we get from stardust to where we are today? That's the question NASA scientist Andrew Needham has pondered his entire career.
Space Exploration
Apr 4, 2023
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49
How do astronomers look for neutrinos? These small, massless particles whiz through the universe at very close to the speed of light. They've been studied since the 1950s and detecting them provides work for a range of very ...
Astronomy
Apr 3, 2023
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98
Earth's magnetic field does more than keep everyone's compass needles pointed in the same direction. It also helps preserve Earth's sliver of life-sustaining atmosphere by deflecting high energy particles and plasma regularly ...
Astronomy
Apr 3, 2023
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398
When atomic nuclei such as gold or lead nuclei collide at high energy in particle colliders, they can produce quark–gluon plasma (QGP)—a hot and dense state of matter predicted to have existed shortly after the Big Bang. ...
General Physics
Apr 3, 2023
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118
In the early 2000s, scientists observed lightning discharge producing X-rays comprising high energy photons—the same type used for medical imaging. Researchers could recreate this phenomenon in the lab, but they could not ...
General Physics
Mar 31, 2023
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657
H2O2 is not only a green oxidant that is widely used in environmental remediation, industrial synthesis, and medical healthcare, etc., but also an emerging energy carrier with a high energy density comparable to compressed ...
Analytical Chemistry
Mar 28, 2023
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With dairy cattle numbers increasing in Texas, especially over the Ogallala Aquifer where water resources are limited, producers and researchers are seeking drought-tolerant, quality forages to meet the demand for cattle ...
Agriculture
Mar 16, 2023
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