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Turbulence around heat transport

Turbulence around heat transport

Physics / General Physics

created 5 hours ago | popularity 5 / 5 (3) | comments 2

(PhysOrg.com) -- Heat transport in the earth's mantle and in the atmosphere is probably not as effective as previously thought.


Google, other Silicon Valley firms nurture app developers

Technology / Internet

created 5 hours ago | popularity 3 / 5 (1) | comments 0

They crowd the lobby of Google's Building 43 one evening a month, waiting to climb the wide stairway under a mock-up of the world's first private spacecraft, SpaceShipOne, prepared to delve deep into the Internet giant's ...


Music and speech based on human biology

Medicine & Health / Neuroscience

created 7 hours ago | popularity 4.5 / 5 (4) | comments 0

A pair of studies by Duke University neuroscientists shows powerful new evidence of a deep biological link between human music and speech.


STPSat-1 successfully completes extended mission

STPSat-1 successfully completes extended mission

Space & Earth / Space Exploration

created 19 hours ago | popularity 5 / 5 (1) | comments 0

The STPSat-1, built for the Department of Defense (DoD) Space Test Program (STP) and operated by the DoD STP for the first year then transitioned to NRL for the last 16 months, was decommissioned on October ...


A Superbright Supernova That’s the First of Its Kind

A Superbright Supernova That’s the First of Its Kind

Space & Earth / Astronomy

created 19 hours ago | popularity 4.6 / 5 (19) | comments 5

(PhysOrg.com) -- An extraordinarily bright, extraordinarily long-lasting supernova named SN 2007bi, snagged in a search by a robotic telescope, turns out to be the first example of the kind of stars that first ...


PSA value at 2 years post-treatment can predict long-term survival in prostate cancer patients

Medicine & Health / Cancer

created Dec 02, 2009 | popularity not rated yet | comments 0

Prostate cancer patients who have a prostate-specific antigen (PSA) value of less than or equal to 1.5 at two years after external beam radiation therapy (EBRT) are less likely to have a cancer recurrence and cancer-related ...


Physics Model Determines Dynamics of Friends and Enemies

Physics Model Determines Dynamics of Friends and Enemies

Physics / General Physics

created Dec 02, 2009 | popularity 4.4 / 5 (8) | comments 7

(PhysOrg.com) -- Sometimes friends can become enemies and enemies become friends, and it’s difficult to understand exactly how or why the changes took place. A new study shows that when the shifting of alliances ...


iPhones are musical instruments in new course and ensemble (w/ Video)

iPhones are musical instruments in new course and ensemble (w/ Video)

Technology / Hi Tech

created Dec 01, 2009 | popularity 4.4 / 5 (5) | comments 1

(PhysOrg.com) -- iPhones are being used as musical instruments in a new course at the University of Michigan.


Researchers demonstrate 100-watt-level mid-infrared lasers

Physics / Quantum Physics

created Dec 01, 2009 | popularity 4.7 / 5 (11) | comments 0

Northwestern University researchers have achieved a breakthrough in quantum cascade laser output power, delivering 120 watts from a single device at room temperature.


A mathematical model of a simple circuit in a chicken brain raises fundamental questions about our understanding of neural circu

Mathematical model of a simple circuit in a chicken brain raises fundamental questions

Physics / General Physics

created Dec 01, 2009 | popularity 4.8 / 5 (24) | comments 16

(PhysOrg.com) -- The Web site Neuroanthropology asks visitors to complete this quote, "One of the difficulties in understanding the brain is ...". In addition to the typical facetious remarks, such as "so ...


TacSat-4 spacecraft complete and awaiting launch

TacSat-4 spacecraft complete and awaiting launch

Space & Earth / Space Exploration

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

Naval Research Laboratory (NRL) engineers have completed all environmental and performance testing on the TacSat-4 COMMx payload. This completes the entire TacSat-4 spacecraft as the spacecraft bus was completed ...


All decked out: Networks of chitin filaments are integral components of diatom silica shells

Chemistry / Biochemistry

created Dec 01, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- A whole microcosm of various bizarrely shaped life forms opens up when you look at diatoms, the primary component of ocean plankton, under a microscope. The regularly structured silica shells of these tiny ...


Nanoimaging in 3-D

Nanoimaging in 3-D

Physics / General Physics

created Dec 01, 2009 | popularity 4.9 / 5 (12) | comments 0

(PhysOrg.com) -- As technology shrinks ever smaller, interest in objects and devices on the nanoscale becomes more apparent. However, visualizing these objects in three dimensions comes with special challenges. ...


meat

Pork meat grown in the laboratory

Biology / Biotechnology

created Dec 01, 2009 | popularity 4.7 / 5 (31) | comments 21

(PhysOrg.com) -- Scientists from Eindhoven University in The Netherlands have for the first time grown pork meat in the laboratory by extracting cells from a live pig and growing them in a petri dish.


 Chang'E-1 has blazed a new trail in China's deep space exploration

Chang'E-1 has blazed a new trail in China's deep space exploration

Space & Earth / Space Exploration

created Dec 01, 2009 | popularity 5 / 5 (2) | comments 0

A huge amount of scientific data have been accumulated by the CE-1 lunar orbiter. Using laser altimeter data, Jinsong Ping and Qian Huang et al obtained improved 3D lunar topography, and based on this, they ...