Related topics: comet

How a dust storm and hazardous air quality can harm your health

A major dust storm swept through Sydney and regional New South Wales this week. Red skies over Broken Hill on Wednesday night and Sydney on Thursday resembled those seen during intense bushfire activity and the massive 2009 ...

Air quality research could improve public health in West Africa

Research that models nearly 60 years of air quality in West Africa could lend insights into better forecasting a hazard that affects more than 350 million people in the region, according to an international team of researchers.

Double dust ring test could spot migrating planets

New research by a team led by an astrophysicist at the University of Warwick has a way of finally telling whether newly forming planets are migrating within the disc of dust and gas that typically surrounds stars or whether ...

Cosmic 'dustpedias' could reveal new types of galaxy

Measuring the vast quantities of cosmic dust in interstellar space may be a key to unlocking various mysteries of the cosmos, including how the grains form and whether new types of galaxy are obscured by the particle clouds.

NASA study untangles smoke, pollution effects on clouds

A new NASA-led study helps answer decades-old questions about the role of smoke and human-caused air pollution on clouds and rainfall. Looking specifically at deep convective clouds—tall clouds like thunderclouds, formed ...

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