News tagged with velocity


Using lasers to cool and manipulate molecules

Using lasers to cool and manipulate molecules

Physics / General Physics

created Dec 07, 2009 | popularity 4.8 / 5 (13) | comments 0

(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 ...





Search results for velocity


New study cites lower rate of quakes along some subduction zones

Space & Earth / Earth Sciences

created Dec 04, 2009 | popularity not rated yet | comments 0

Most earthquakes occur along fault lines, which form boundaries between two tectonic plates. As the relative speed of the plates around a fault increases, is there a corresponding increase in the number of earthquakes produced ...


Life after silicon

Life after silicon: Using exotic materials to help microchips keep improving

Technology / Semiconductors

created Dec 08, 2009 | popularity 4.5 / 5 (8) | comments 1

(PhysOrg.com) -- The huge increases in the power and capacity of computers, cell phones and communications networks in the last 40 years have been the result of ever-shrinking silicon transistors. But silicon ...


Oceanic crust formation is dynamic after all

Oceanic crust formation is dynamic after all

Space & Earth / Earth Sciences

created Nov 25, 2009 | popularity 4.8 / 5 (9) | comments 0

Imagine the Earth's crust as the planet's skin: Some areas are old and wrinkled while others have a fresher, more youthful sheen, as if they had been regularly lathered with lotion.


Freezing: a phenomenon that 'jumps'

Freezing: a phenomenon that 'jumps'

Nanotechnology / Nanomaterials

created Nov 16, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- The freezing of suspensions of particles is not always a uniform phenomenon; in certain conditions it leads to a modification of the redistribution of particles and the growth of crystals.


New planet discoveries suggest low-mass planets are common around nearby stars

New planet discoveries suggest low-mass planets are common around nearby stars (w/ Video)

Space & Earth / Astronomy

created Dec 14, 2009 | popularity 4.8 / 5 (17) | comments 14

(PhysOrg.com) -- An international team of planet hunters has discovered as many as six low-mass planets around two nearby Sun-like stars, including two "super-Earths" with masses 5 and 7.5 times the mass of ...


Twitter was amond top searches in 2009

2009: the Year of Twitter

Technology / Internet

created Nov 30, 2009 | popularity 1 / 5 (1) | comments 0

The year has not yet ended but Microsoft says "Twitter" was among the top searches of 2009 on its new search engine Bing and a company which monitors language has crowned it the top word of the year.


Microwave Meter Measures Moisture and Density of In-Shell Peanuts

Microwave Meter Measures Moisture and Density of In-Shell Peanuts

Biology / Other

created Nov 20, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- A microwave meter that instantaneously measures both moisture and density of in-shell peanuts has been developed by Agricultural Research Service (ARS) scientists, making it easier and faster ...


A mechanical model of vocalization

Physics / General Physics

created Nov 23, 2009 | popularity not rated yet | comments 1

When people speak, sing, or shout, they produce sound by pushing air over their vocal folds -- bits of muscle and tissue that manipulate the air flow and vibrate within it. When someone has polyps or some other problem with ...


A picture shows Tel Aviv's sea front promenade on the Israeli Mediterranean coastline

Mediterranean Sea filled in less than two years: study

Space & Earth / Earth Sciences

created Dec 09, 2009 | popularity 4.7 / 5 (23) | comments 2

The Mediterranean Sea was mostly filled in less than two years in a dramatic flood around 5.33 million years ago in which water poured in from the Atlantic, according to a study published Wednesday.


Bacterial 'ropes' tie down shifting Southwest

Bacterial 'ropes' tie down shifting Southwest

Biology / Cell & Microbiology

created Nov 17, 2009 | popularity 4.4 / 5 (5) | comments 0

Researchers from Arizona State University have discovered that several species of microbes (cyanobacteria), at least one found prominently in the deserts of the Southwest, have evolved the trait of rope-building ...



List of search results for velocity