Volcanic eruptions spew lava, rock and ash into the air. When fragments of these materials mix and collide in the outflow, they can create an electric potential large enough to generate lightning.
Earth Sciences
Sep 27, 2021
2
122
Dust and aerosol pollution from Asia travels across the ocean and sullies the air in the United States and Canada, possibly worsening the effects of climate change, a study showed Thursday.
Earth Sciences
Aug 2, 2012
2
0
(Phys.org)—In a research paper published Apr. 3 on arXiv.org, astronomers presented a close-up view of the circumbinary disk HD 142527 obtained with the Atacama Large Millimeter and submillimeter Array (ALMA) in Chile. ...
Top soil is rich in nutrients and carbon but is increasingly being blown away by events such as the 'Red Dawn' in Sydney in 2009.
Environment
Aug 2, 2013
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0
The amount of dust being blown across the landscape has increased over the last 17 years in large swaths of the West, according to a new study led by the University of Colorado Boulder.
Earth Sciences
Jun 10, 2013
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0
At a suburban park near Doha, the capital city of Qatar, cool air from vents in the ground blasted joggers on a November day that reached almost 32 degrees Celsius (90 degrees Fahrenheit).
Environment
Nov 27, 2022
1
35
Queensland University of Technology (QUT) researchers have identified a silver lining in the cloud of red dust that enveloped much of eastern Australia two years ago.
Earth Sciences
Sep 23, 2011
1
0
New research detected strong polarization from a young supernova remnant. It provided independent and solid evidence that the cosmic dust in the early universe was formed in supernovae. While it's true that supernovae eject ...
Astronomy
Jun 13, 2022
0
127
On Earth, we tend to find dust nothing more than a nuisance that blankets our furniture and causes us to sneeze. Cosmic dust can also be a hindrance to astronomers because cameras using visible light cannot see through it. ...
Astronomy
Dec 1, 2009
1
0
(Phys.org) -- A new multi-million pound camera is producing its first detailed pictures of our neighboring galaxies, revealing vast, dusty stellar nurseries where the next generation of stars is being created. "This exquisite ...
Astronomy
Apr 18, 2012
4
0
