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News tagged with cooling

Scientists isolate, hold, photograph individual Rubidium 85 atom

(PhysOrg.com) -- In a major physics breakthrough, University of Otago scientists have developed a technique to consistently isolate and capture a fast-moving neutral atom - and have also seen and photographed ...

Physics / General Physics

created Oct 01, 2010 | popularity 4.9 / 5 (44) | comments 26 | with audio podcast

Largest Ring Around Saturn Discovered

(PhysOrg.com) -- NASA's Spitzer Space Telescope has discovered an enormous ring around Saturn -- by far the largest of the giant planet's many rings.

Space & Earth / Astronomy

created Oct 07, 2009 | popularity 4.7 / 5 (32) | comments 12

'Rosetta Stone' of supervolcanoes discovered in Italian Alps

Scientists have found the "Rosetta Stone" of supervolcanoes, those giant pockmarks in the Earth's surface produced by rare and massive explosive eruptions that rank among nature's most violent events. The eruptions produce ...

Space & Earth / Earth Sciences

created Sep 21, 2009 | popularity 4.3 / 5 (29) | comments 6

Ice sheet melt identified as trigger of Big Freeze

The main cause of a rapid global cooling period, known as the Big Freeze or Younger Dryas - which occurred nearly 13,000 years ago - has been identified thanks to the help of an academic at the University of Sheffield.

Space & Earth / Earth Sciences

created Mar 31, 2010 | popularity 4.4 / 5 (28) | comments 25 | with audio podcast

Buffer gas cooling could open up the field of ultracold physics

(PhysOrg.com) -- "Scientists have been making Bose-Einstein Condensates [BECs] for nearly 15 years," Charlie Doret tells PhysOrg.com. "Essentially all BEC research to date, however, begins with laser cooling. Unfortunately, ...

Physics / General Physics

created Sep 17, 2009 | popularity 4.8 / 5 (23) | comments 2 feature

Quantum goes massive

(PhysOrg.com) -- An astrophysics experiment in America has demonstrated how fundamental research in one subject area can have a profound effect on work in another as the instruments used for the Laser Interferometer ...

Physics / Quantum Physics

created Jul 16, 2009 | popularity 4.5 / 5 (23) | comments 5

Ancient forest emerges mummified from the Arctic

The northernmost mummified forest ever found in Canada is revealing how plants struggled to endure a long-ago global cooling.

Space & Earth / Earth Sciences

created Dec 15, 2010 | popularity 4.3 / 5 (22) | comments 78 | with audio podcast

Nanotech yields major advance in heat transfer, cooling technologies

Researchers at Oregon State University and the Pacific Northwest National Laboratory have discovered a new way to apply nanostructure coatings to make heat transfer far more efficient, with important potential ...

Nanotechnology / Nanomaterials

created Jun 09, 2010 | popularity 4.7 / 5 (18) | comments 2 | with audio podcast

Mystery Source of Solar Wind Heating Identified

(PhysOrg.com) -- The solar wind is hotter than it should be, and for decades researchers have puzzled over the unknown source of energy that heats it. In a paper published in the June 12 issue of Physical Re ...

Physics / General Physics

created Jul 17, 2009 | popularity 4.6 / 5 (18) | comments 14

Down Under dinosaur burrow discovery provides climate change clues (w/ Video)

On the heels of his discovery in Montana of the first trace fossil of a dinosaur burrow, Emory University paleontologist Anthony Martin has found evidence of more dinosaur burrows - this time on the other ...

Other Sciences / Archaeology & Fossils

created Jul 10, 2009 | popularity 4.6 / 5 (16) | comments 0

3-D microchips for more powerful and environmentally friendly computers

Not so long ago our computers had a single core which had to be boosted for performance - making each machine into a great central heating system. Beyond 85° C, however, electronic components become unstable. ...

Technology / Semiconductors

created Dec 11, 2009 | popularity 4.6 / 5 (16) | comments 5

Using lasers to cool and manipulate molecules

(PhysOrg.com) -- "For years, we have been using laser cooling to trap and manipulate atoms," David DeMille tells PhysOrg.com. "This has been very useful for both basic science and many applications. Recent ...

Physics / General Physics

created Dec 07, 2009 | popularity 4.9 / 5 (14) | comments 0 feature

Cool Stars Have Different Mix of Life-Forming Chemicals

(PhysOrg.com) -- Life on Earth is thought to have arisen from a hot soup of chemicals. Does this same soup exist on planets around other stars? A new study from NASA's Spitzer Space Telescope hints that planets ...

Space & Earth / Astronomy

created Apr 07, 2009 | popularity 4.6 / 5 (14) | comments 2

Ghost alps of Antarctica are glimpsed after 14 million years

Millions of years ago, rivers ran in Antarctica through craggy mountain valleys that were strangely similar to the European Alps of today, Chinese and British scientists reported on Wednesday.

Space & Earth / Earth Sciences

created Jun 03, 2009 | popularity 3.6 / 5 (18) | comments 2

Decline of carbon-dioxide-gobbling plankton coincided with ancient global cooling

(PhysOrg.com) -- The evolutionary history of diatoms -- abundant oceanic plankton that remove billions of tons of carbon dioxide from the air each year -- needs to be rewritten, according to a new Cornell ...

Biology /

created Jan 08, 2009 | popularity 4.5 / 5 (13) | comments 1