News tagged with microscopic dust


The WHO estimates that two million people die every year as a result of air pollution

Lethal air pollution booms in emerging nations

Space & Earth / Environment

created Mar 23, 2009 | popularity 4 / 5 (7) | comments 3

International experts are warning that potentially lethal air pollution has boomed in fast-growing big cities in Asia and South America in recent decades.





Search results for microscopic dust


Massive dust storm in China circled the world in 13 days: study

Space & Earth / Earth Sciences

created Jul 20, 2009 | popularity 4.5 / 5 (4) | comments 1

A wind storm that ripped across western China's Taklimakan desert kicked up hundreds of thousands of tonnes of dust that high-altitude winds then carried around the world in less than two weeks, a study says.


Skyscrapers in downtown Seoul are shrouded by yellow dust storms in 2006

S.Korea issues warning against 'yellow dust'

Space & Earth / Environment

created Dec 25, 2009 | popularity not rated yet | comments 0

South Korea's weather service Friday issued a warning against airborne pollution known as "yellow dust", advising residents in western areas to avoid outdoor activities.


Artist concept of Stardust.

'Ultra-primitive' particles found in comet dust

Space & Earth / Space Exploration

created Nov 02, 2009 | popularity 4.9 / 5 (9) | comments 2

Dust samples collected by high-flying aircraft in the upper atmosphere have yielded an unexpectedly rich trove of relicts from the ancient cosmos, report scientists from the Carnegie Institution. The stratospheric ...


Cosmic connections: Scientist locates the origin of cosmic dust

Cosmic connections: Scientist locates the origin of cosmic dust

Space & Earth / Earth Sciences

created Sep 01, 2008 | popularity 4.3 / 5 (14) | comments 1

(PhysOrg.com) -- The origin of the microscopic meteorites that make up cosmic dust has been revealed for the first time in new research out today (1 September 2008).


Astronomers find grains of sand around distant stars

Space & Earth / Astronomy

created Mar 12, 2008 | popularity 4.3 / 5 (8) | comments 0

In a find that sheds light on how Earth-like planets may form, astronomers this week reported finding the first evidence of small, sandy particles orbiting a newborn solar system at about the same distance as the Earth orbits ...


Scientist uncovers relics of ancient cosmos

Scientist uncovers relics of ancient cosmos

Space & Earth / Space Exploration

created Dec 14, 2009 | popularity 4.5 / 5 (19) | comments 3

(PhysOrg.com) -- A University of Manchester scientist, working as part of an international team, has uncovered an unexpectedly rich trove of relicts from the ancient cosmos.


NASA's Opportunity rover

Mars Rovers Resume Driving

Space & Earth / Space Exploration

created Aug 27, 2007 | popularity 4.7 / 5 (33) | comments 0

After six weeks of hunkering down during raging dust storms that limited solar power, both of NASA's Mars Exploration Rovers, Spirit and Opportunity, have resumed driving.


UW astronomer hits cosmic paydirt with Stardust

UW astronomer hits cosmic paydirt with Stardust

Space & Earth /

created Jan 18, 2006 | popularity 4.4 / 5 (8) | comments 0

Scientists at the Johnson Space Center in Houston were excited and awed Tuesday by what they saw when the sample-return canister from the Stardust spacecraft was opened.


Hubble zooms in on heart of mystery comet

Hubble zooms in on heart of mystery comet

Space & Earth / Astronomy

created Nov 15, 2007 | popularity 4.6 / 5 (31) | comments 1

Astronomers have used Hubble’s powerful resolution to study Comet Holmes’ core for clues about how the comet brightened. The orbiting observatory’s Wide Field Planetary Camera 2 (WFPC2) monitored the comet ...


Blushing dusty nebula

Blushing dusty nebula

Space & Earth / Astronomy

created Dec 01, 2009 | popularity 4.5 / 5 (2) | comments 1

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 ...



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