General Physics news

Tiny Music Player Made from Wire Bridge

Tiny Music Player Made from Wire Bridge (w/ Video)

Physics / General Physics

created Nov 04, 2009 | popularity 4.2 / 5 (14) | comments 1

(PhysOrg.com) -- In 2008, scientists built a loudspeaker made of carbon nanotubes that produced sound and music based on the thermoacoustic effect. Now, a different team of scientists has built a loudspeaker ...


Stars Fueled by Dark Matter Could Hold Secrets to the Universe

Stars Fueled by Dark Matter Could Hold Secrets to the Universe

Physics / General Physics

created Nov 03, 2009 | popularity 4.5 / 5 (53) | comments 43

(PhysOrg.com) -- The first stars in the universe may have been very different from the stars we see today, yet they may hold clues to understanding some of the mysterious features of the universe. These "dark ...


Second Law of Thermodynamics May Explain Economic Evolution

Second Law of Thermodynamics May Explain Economic Evolution

Physics / General Physics

created Nov 02, 2009 | popularity 4.3 / 5 (31) | comments 28

(PhysOrg.com) -- Terms such as the "invisible hand," laissez-faire policy, and free-market principles suggest that economic growth and decline in capitalist societies seem to be somehow self-regulated. Now, ...


Research sheds new light on neutron stars (w/ Video)

Physics / General Physics

created Nov 02, 2009 | popularity 4 / 5 (7) | comments 1

(PhysOrg.com) -- Research by Michigan State University scientists has shed new light on the properties of neutron stars, galactic oddities that are formed when a large star runs out of fuel and collapses.


Science begins at the world's most powerful X-ray laser

Science Begins at the World's Most Powerful X-ray Laser (w/ Video)

Physics / General Physics

created Nov 02, 2009 | popularity 4.4 / 5 (9) | comments 2

(PhysOrg.com) -- The first experiments are now underway using the world's most powerful X-ray laser, the Linac Coherent Light Source, located at the Department of Energy's SLAC National Accelerator Laboratory. ...


Scientists build first 'frequency comb' to display visible 'teeth'

Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'

Physics / General Physics

created Oct 29, 2009 | popularity 4.9 / 5 (15) | comments 0

(PhysOrg.com) -- Finally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology in the U.S. ...


Tailoring the optical dipole force for use on molecules

Physics / General Physics

created Oct 29, 2009 | popularity 3.4 / 5 (5) | comments 1

(PhysOrg.com) -- "Scientists have been working with dipole fields for quite some time," Peter Barker tells PhysOrg.com. "However, most of the work is focused on very small particles, like atoms, or on larger particles, such a ...


Gamma-ray photon race ends in dead heat; Einstein wins this round

Gamma-ray photon race ends in dead heat; Einstein wins this round

Physics / General Physics

created Oct 28, 2009 | popularity 4.8 / 5 (34) | comments 62

Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish ...


Magnetic mixing creates quite a stir

Magnetic mixing creates quite a stir (w/ Video)

Physics / General Physics

created Oct 27, 2009 | popularity 4.8 / 5 (6) | comments 2

Sandia researchers have developed a process that can mix tiny volumes of liquid, even in complicated spaces.


Particles are back in the LHC

Particles are back in the LHC

Physics / General Physics

created Oct 26, 2009 | popularity 4.6 / 5 (30) | comments 3

During the last weekend (23-25 October) particles have once again entered the LHC after the one-year break that followed the incident of September 2008.


First hyperlens for sound waves created

First hyperlens for sound waves created

Physics / General Physics

created Oct 25, 2009 | popularity 4.7 / 5 (18) | comments 4

Ultrasound and underwater sonar devices could "see" a big improvement thanks to development of the world's first acoustic hyperlens. Created by researchers with the U.S. Department of Energy's Lawrence Berkeley ...


Physicists Turn to Radio Dial for Finer Atomic Matchmaking

Physicists Turn to Radio Dial for Finer Atomic Matchmaking

Physics / General Physics

created Oct 20, 2009 | popularity 4.5 / 5 (4) | comments 1

(PhysOrg.com) -- Investigating mysterious data in ultracold gases of rubidium atoms, scientists at the Joint Quantum Institute of the National Institute of Standards and Technology and the University of Maryland ...


The LHC tunnel

LHC now colder than deep space

Physics / General Physics

created Oct 20, 2009 | popularity 4.6 / 5 (28) | comments 7

(PhysOrg.com) -- The LHC (Large Hadron Collider) is once again colder than deep space as it is prepared for experiments to resume in late November.


CERN

3 Questions: Steven Nahn on the elusive Higgs boson

Physics / General Physics

created Oct 19, 2009 | popularity 4.3 / 5 (39) | comments 10

(PhysOrg.com) -- Troubles at the Large Hadron Collider have led some physicists to suggest the Higgs boson is sabotaging its own discovery. Nahn explains why he disagrees.


Universes

Physicists Calculate Number of Parallel Universes

Physics / General Physics

created Oct 16, 2009 | popularity 3.1 / 5 (77) | comments 58

(PhysOrg.com) -- Over the past few decades, the idea that our universe could be one of many alternate universes within a giant multiverse has grown from a sci-fi fantasy into a legitimate theoretical possibility. ...