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Billions of particles of anti-matter created in laboratory

Billions of particles of anti-matter created in laboratory

Physics / General Physics

created Nov 17, 2008 | popularity 4.9 / 5 (128) | comments 30

(PhysOrg.com) -- Take a gold sample the size of the head of a push pin, shoot a laser through it, and suddenly more than 100 billion particles of anti-matter appear.


Qubits and Branes Share Surprising Features

Qubits and Branes Share Surprising Features

Physics / General Physics

created Jul 03, 2008 | popularity 4.6 / 5 (95) | comments 5

What do black holes and entangled particles have in common? Until about a year ago, physicists thought that the two entities existed in completely separate worlds. Then, in 2007, physicist Michael Duff from ...


Physicists Rule Out the Production of Dangerous Black Holes at the LHC

Physicists Rule Out the Production of Dangerous Black Holes at the LHC

Physics / General Physics

created Sep 01, 2008 | popularity 4.3 / 5 (93) | comments 26

(PhysOrg.com) -- On August 8, the world's largest particle accelerator, the Large Hadron Collider near Geneva, Switzerland, began the process of slowly throttling to full power. When its proton beams are circling ...


Proposed Particle Help Explains Odd Galactic Photons

Physics / General Physics

created Jul 25, 2008 | popularity 4.2 / 5 (74) | comments 19

In 2002, a satellite called INTEGRAL was launched by the European Space Agency with an instrument on board to detect and measure gamma rays from space. Four years later, it yielded some intriguing data: An unusually high ...


Gravity waves could hold key to supersymmetry

Physics / General Physics

created Nov 05, 2008 | popularity 4.4 / 5 (59) | comments 11

(PhysOrg.com) -- "In Geneva," Anupam Mazumdar tells PhysOrg.com, "there is a big effort to discover supersymmetry particles at the Large Hadron Collider. But that is not the only way to find these particles. We should also b ...


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 4.4 / 5 (58) | 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 ...


mini black hole

Is Everything Made of Mini Black Holes?

Physics / General Physics

created May 18, 2009 | popularity 4.6 / 5 (54) | comments 56

(PhysOrg.com) -- In trying to understand how gravity behaves on the quantum scale, physicists have developed a model that has an interesting implication: mini black holes could be everywhere, and all particles ...


'Squeezed' Light May Improve Gravitational Wave Detectors

'Squeezed' Light May Improve Gravitational Wave Detectors

Physics / General Physics

created Jun 05, 2008 | popularity 4.5 / 5 (55) | comments 20

A research collaboration has taken steps toward improving the sensitivity of gravitational wave detectors, devices designed to measure distance changes as minute as one-thousandth the diameter of a proton. ...


Searching for primordial antimatter

Searching for primordial antimatter

Physics / General Physics

created Oct 30, 2008 | popularity 4.5 / 5 (54) | comments 128

Scientists are on the hunt for evidence of antimatter - matter's arch nemesis – left over from the very early Universe. New results using data from NASA's Chandra X-ray Observatory and Compton Gamma Ray Observatory ...


Scientists find black hole 'missing link'

Scientists find black hole 'missing link'

Space & Earth / Astronomy

created Sep 17, 2008 | popularity 4.2 / 5 (56) | comments 11

Scientists at Durham University have found the "missing link" between small and super-massive black holes.


Scientists Write Guide to Build Supercomputer from Sony Playstation 3

Electronics / Hardware

created Dec 17, 2008 | popularity 4.3 / 5 (55) | comments 17

(PhysOrg.com) -- UMass Dartmouth Physics Professor Gaurav Khanna and UMass Dartmouth Principal Investigator Chris Poulin have created a step-by-step guide to building a home-brewed supercomputer that can reduce the cost of ...


Hubble Looks for Missing Matter

Hubble Survey Finds Missing Matter, Probes Intergalactic Web

Space & Earth / Astronomy

created May 20, 2008 | popularity 4.6 / 5 (49) | comments 8

Although the universe contains billions of galaxies, only a small amount of its matter is locked up in these behemoths. Most of the universe's matter that was created during and just after the Big Bang must ...


Chinese scientists create metamaterial black hole

Chinese scientists create metamaterial black hole

Physics / Optics & Photonics

created Oct 16, 2009 | popularity 4 / 5 (55) | 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, ...


Astronomer Discovers Upper Mass Limit for Black Holes

Astronomer Discovers Upper Mass Limit for Black Holes

Space & Earth / Astronomy

created Sep 05, 2008 | popularity 4.4 / 5 (49) | comments 17

There appears to be an upper limit to how big the universe’s most massive black holes can get, according to new research led by a Yale University astrophysicist.


Neutron star

Star crust 10 billion times stronger than steel, physicists find

Space & Earth / Astronomy

created May 06, 2009 | popularity 4.5 / 5 (47) | comments 26

(PhysOrg.com) -- Research by a theoretical physicist at Indiana University shows that the crusts of neutron stars are 10 billion times stronger than steel or any other of the earth's strongest metal alloys.