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 (57) | comments 44

(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 ...


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. ...


Chinese scientists create metamaterial black hole

Chinese scientists create metamaterial black hole

Physics / Optics & Photonics

created Oct 16, 2009 | popularity 4 / 5 (53) | comments 20

(PhysOrg.com) -- Two physicists in China have used metamaterials to create the first artificial electromagnetic black hole. The scientists, Qiang Cheng and Tie Jun Cui from the Southeast University in Nanjing, ...


A line on string theory

A line on string theory

Physics / General Physics

created Nov 12, 2009 | popularity 4.7 / 5 (41) | comments 14

(PhysOrg.com) -- A Harvard theoretical physicist has discussed with scientists at the Large Hadron Collider in Switzerland the possibility that they may discover a theorized "stau" particle, with a lifetime ...


High-performance plasmas may make reliable, efficient fusion power a reality

High-performance plasmas may make reliable, efficient fusion power a reality

Physics / Plasma Physics

created Nov 02, 2009 | popularity 4.7 / 5 (40) | comments 47

In the quest to produce nuclear fusion energy, researchers from the DIII-D National Fusion Facility have recently confirmed long-standing theoretical predictions that performance, efficiency and reliability ...


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.


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 ...


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 (34) | 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, ...


'Magnetricity' observed and measured for the first time

'Magnetricity' observed and measured for the first time

Physics / General Physics

created Oct 15, 2009 | popularity 4.2 / 5 (33) | comments 13

(PhysOrg.com) -- A magnetic charge can behave and interact just like an electric charge in some materials, according to new research led by the London Centre for Nanotechnology.


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 2

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.


Solving big problems

Solving big problems with new quantum algorithm

Physics / Quantum Physics

created Nov 09, 2009 | popularity 4.6 / 5 (29) | comments 0

(PhysOrg.com) -- In a recently published paper, Aram Harrow at the University of Bristol and colleagues from MIT in the United States have discovered a quantum algorithm that solves large problems much faster ...


PhD student solves decade-long mystery of magnetism

PhD student solves decade-long mystery of magnetism

Physics / Condensed Matter

created Oct 27, 2009 | popularity 4.2 / 5 (31) | comments 3

(PhysOrg.com) -- A PhD student from the London Centre for Nanotechnology has won a prize for solving a decade-long mystery central to understanding modern magnetic systems.


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.


Study Shows Time Traveling May Not Increase Computational Power

Physics / Quantum Physics

created Oct 22, 2009 | popularity 4.1 / 5 (26) | comments 5

(PhysOrg.com) -- For more than 50 years, physicists have been intrigued by the concept of closed time-like curves (CTCs). Because a CTC returns to its starting point, it raises the possibility of traveling backward in time. ...


Superstring theory useful for experimental physics

Superstring theory useful for experimental physics

Physics / General Physics

created Oct 30, 2009 | popularity 3.9 / 5 (26) | comments 9

Superstring theory aims to explain the laws of physics from extremely small strings in various states. Theoretical superstring theory is therefore normally not considered to be particularly relevant for practical ...




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