News tagged with dust particles

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Clouds + Mineral Dust = Rain

A team of atmospheric scientists, including Dr. Xiaohong Liu of Pacific Northwest National Laboratory (PNNL), found a critical link between the size of dust particles in clouds and their likelihood to produce ...

Aug 17, 2010
3.5 / 5 (2) 1

Hayabusa Contains a Hint of Dust

The sample return canister from the Hayabusa spacecraft has been opened, and does contain a small amount of dust, possibly from the asteroid Itokawa. Studying samples from an asteroid can help astrobiologists ...

Jul 07, 2010
5 / 5 (5) 0

R Coronae Australis: A cosmic watercolor (w/ Video)

The star R Coronae Australis lies in one of the nearest and most spectacular star-forming regions. This portrait was taken by the Wide Field Imager (WFI) on the MPG/ESO 2.2-metre telescope at the La Silla ...

Jun 30, 2010
4.9 / 5 (7) 2 | with audio podcast

Where comets emit dust

Studying comets can be quite dangerous - especially from close up. Because the tiny particles of dust emitted into space from the so-called active regions on a comet's surface can damage space probes.

Apr 26, 2010
5 / 5 (5) 0 | with audio podcast

Source of zodiac glow identified

(PhysOrg.com) -- The eerie glow that straddles the night time zodiac in the eastern sky is no longer a mystery. First explained by Joshua Childrey in 1661 as sunlight scattered in our direction by dust particles ...

Apr 15, 2010
4.5 / 5 (10) 0 | with audio podcast