News tagged with dust particle

The hidden danger of oxygen

(PhysOrg.com) -- New findings from German researchers at the Max Planck Institute for Chemistry and the Paul Scherrer Institute in Switzerland help to explain how toxic and allergy-causing substances in our ...

Feb 21, 2011
4.5 / 5 (2) 1

Reflected glory

(PhysOrg.com) -- The nebula Messier 78 takes centre stage in this image taken with the Wide Field Imager on the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile, while the stars powering the ...

Feb 16, 2011
4.2 / 5 (9) 0 | with audio podcast

Desert dust puzzle solved

(PhysOrg.com) -- Pioneering measurements by University of Reading scientists are helping to unravel a mystery over strange properties of atmospheric dust.

Jan 10, 2011
5 / 5 (2) 0

Earth is getting dustier, model suggests

(PhysOrg.com) -- If the house seems dustier than it used to be, it may not be a reflection on your housekeeping skills. The amount of dust in the Earth's atmosphere has doubled over the last century, according ...

Jan 05, 2011
4.5 / 5 (11) 6 | with audio podcast

VISTA stares deeply into the blue lagoon

This new infrared image of the Lagoon Nebula was captured as part of a five-year study of the Milky Way using ESO's VISTA telescope at the Paranal Observatory in Chile. This is a small piece of a much larger ...

Jan 05, 2011
5 / 5 (7) 1

Building a new planet

(PhysOrg.com) -- Astronomers over the past decade have made remarkable progress in the study of extrasolar planets; over 500 distant worlds are now confirmed. Meanwhile, as this active research community continues ...

Jan 04, 2011
4.6 / 5 (10) 7 | with audio podcast

Broken glass yields clues to climate change

Clues to future climate may be found in the way that an ordinary drinking glass shatters. A study appearing this week in Proceedings of the National Academy of Sciences finds that microscopic particles of dus ...

Dec 27, 2010
4 / 5 (19) 21 | with audio podcast

Lunar dust transport still a mystery

There are times when Moon appears to have a tenuous atmosphere of moving dust particles that are leaping up from and falling back to the Moon’s surface. First seen during the Surveyor and Apollo eras, ...

Dec 16, 2010
4.3 / 5 (6) 4

WISE sees an explosion of infrared light

(PhysOrg.com) -- A circular rainbow appears like a halo around an exploded star in this new view of the IC 443 nebula from NASA's Wide-field Infrared Survey Explorer, or WISE.

Dec 10, 2010
4.4 / 5 (5) 2 | with audio podcast

Tracking down particulates

Wood-burning stoves are enjoying a surge in popularity. But burning biomass releases fine dust particles that are hazardous to health. Consequently, new legal limits for particulate emissions from such stoves ...

Dec 02, 2010
1 / 5 (1) 0

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