News tagged with dust particles

Related topics: comet

Desert dust intensifies summer rainfall in U.S. southwest

(Phys.org) -- Dust is more than something to be brushed off the furniture. Scientists at Pacific Northwest National Laboratory found that dust kicked up from the desert floor acts like a heat pump in the atmosphere, ...

Space & Earth / Earth Sciences

created May 21, 2012 | popularity 4.9 / 5 (8) | comments 4 | with audio podcast

Is the Earth a cosmic feather-duster?

Scientists at the University of Leeds are looking to discover how dust particles in the solar system interact with the Earth's atmosphere.

Space & Earth / Earth Sciences

created May 18, 2012 | popularity not rated yet | comments 1

Houston lawyer on quest to find missing moon rocks

(AP) -- The dark suit and tie Joe Gutheinz wore set him apart from other customers inside a Texas eatery where the usual attire is jeans and cowboy hats.

Space & Earth / Space Exploration

created May 13, 2012 | popularity 4.5 / 5 (4) | comments 4

ALMA reveals workings of nearby planetary system

A new observatory still under construction has given astronomers a major breakthrough in understanding a nearby planetary system that can provide valuable clues about how such systems form and evolve. The ...

Space & Earth / Astronomy

created Apr 12, 2012 | popularity 5 / 5 (12) | comments 2 | with audio podcast

Herschel spots comet massacre around nearby star

(Phys.org) -- ESA’s Herschel Space Observatory has studied the dusty belt around the nearby star Fomalhaut. The dust appears to be coming from collisions that destroy up to thousands of icy comets every ...

Space & Earth / Astronomy

created Apr 12, 2012 | popularity 5 / 5 (4) | comments 4 | with audio podcast

Jupiter helps Halley's Comet give us more spectacular meteor displays

(PhysOrg.com) -- The dramatic appearance of Halley's comet in the night sky has been observed and recorded by astronomers since 240 BC. Now a study shows that the orbital influences of Jupiter on the comet ...

Space & Earth / Space Exploration

created Mar 27, 2012 | popularity 4.7 / 5 (6) | comments 2 | with audio podcast

The earliest stages of planet formation

(PhysOrg.com) -- Small dust particles in a disk of gas around a young star, according to current models, gradually coagulate during the first million years until kilometer-sized objects are formed. These in ...

Space & Earth / Astronomy

created Mar 26, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Young stars flicker amidst clouds of gas and dust

(PhysOrg.com) -- Astronomers have spotted young stars in the Orion nebula changing right before their eyes, thanks to the European Space Agency's Herschel Space Observatory and NASA's Spitzer Space Telescope. ...

Space & Earth / Astronomy

created Feb 29, 2012 | popularity 5 / 5 (2) | comments 3 | with audio podcast

Samples returned from asteroid Itokawa reveal history of violent impacts

(PhysOrg.com) -- In June of 2010, Japanese researchers launched a probe called Hayabusa into space on a mission to study the asteroid Itokawa (25143). It managed to collect dust specimens from the asteroid’s ...

Space & Earth / Space Exploration

created Feb 28, 2012 | popularity 4.3 / 5 (7) | comments 8 | with audio podcast report

UI researcher notes importance of particulate matter on climate, health

When it comes to predicting climate change, researchers need to take into account the effects of particles in the air.

Space & Earth / Environment

created Feb 17, 2012 | popularity 5 / 5 (1) | comments 0

China's pollution related to E-cars may be more harmful than gasoline cars, researchers find

Electric cars have been heralded as environmentally friendly, but findings from University of Tennessee, Knoxville, researchers show that electric cars in China have an overall impact on pollution that could be more harmful ...

Space & Earth / Environment

created Feb 13, 2012 | popularity 3.3 / 5 (13) | comments 16 | with audio podcast

Probing a link from Sahara dust to climate change

Qilong Min, Ph.D., Senior Research Associate and Professor with the Atmospheric Sciences Research Center (ASRC) at the University at Albany is developing innovative ways to measure how dust in the Sahara Desert ...

Space & Earth / Earth Sciences

created Feb 10, 2012 | popularity not rated yet | comments 0

In the heart of Cygnus, NASA's Fermi reveals a cosmic-ray cocoon

(PhysOrg.com) -- The constellation Cygnus, now visible in the western sky as twilight deepens after sunset, hosts one of our galaxy's richest-known stellar construction zones. Astronomers viewing the region ...

Space & Earth / Astronomy

created Nov 28, 2011 | popularity 4.9 / 5 (12) | comments 5 | with audio podcast

Blocked holes can enhance rather than stop light going through

Conventional wisdom would say that blocking a hole would prevent light from going through it, but Princeton University engineers have discovered the opposite to be true. A research team has found that placing ...

Physics / Optics & Photonics

created Nov 22, 2011 | popularity 4.7 / 5 (22) | comments 25 | with audio podcast

Insoluble dust particles can form cloud droplets affecting global and regional climates

New information on the role of insoluble dust particles in forming cloud droplets could improve the accuracy of regional climate models, especially in areas of the world that have significant amounts of mineral ...

Space & Earth / Earth Sciences

created Oct 13, 2011 | popularity 5 / 5 (2) | comments 2 | with audio podcast