Physics news

Putting the squeeze on planets outside our solar system

(PhysOrg.com) -- Using high-powered lasers, scientists at Lawrence Livermore National Laboratory and collaborators discovered that molten magnesium silicate undergoes a phase change in the liquid state, abruptly ...

Physics / Condensed Matter

created 1 hour ago | popularity 5 / 5 (1) | comments 0 | with audio podcast

Hovering not hard if you're top-heavy, researchers find

Top-heavy structures are more likely to maintain their balance while hovering in the air than are those that bear a lower center of gravity, researchers at New York University's Courant Institute of Mathematical Sciences ...

Physics / General Physics

created 2 hours ago | popularity 5 / 5 (1) | comments 1 | with audio podcast

SLAC, Stanford team focuses on high-energy electrons to treat cancer

Accelerator physicists at SLAC and cancer specialists from Stanford are working on a new technology that could dramatically reduce the time needed for cancer radiation treatments. The team ran an initial experiment ...

Physics / General Physics

created 6 hours ago | popularity 5 / 5 (1) | comments 0

Measurements from high-energy collisions lead to better understanding of why meson particles disappear

For several years, physicists at the Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Laboratory (BNL), USA, have studied an unusual state of matter called the quark–gluon plasma, which they ...

Physics / General Physics

created 6 hours ago | popularity 5 / 5 (1) | comments 0

Explained: Sigma

It's a question that arises with virtually every major new finding in science or medicine: What makes a result reliable enough to be taken seriously? The answer has to do with statistical significance -- but ...

Physics / General Physics

created Feb 09, 2012 | popularity 5 / 5 (15) | comments 41


Borexino Collaboration succeeds in spotting pep neutrinos emitted from the sun

(PhysOrg.com) -- To learn more about how the sun works, scientists study particles that are emitted from it into space due to thermonuclear reactions that occur inside; by applying known physics principles, ...

Physics / General Physics

created Feb 09, 2012 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast report

Physics research suggests new pathways for cancer progression

Observing that certain cancer cells may exhibit greater flexibility than normal cells, some scientists believe that this capability promotes rapid tumor growth. Now computer simulations developed by Boston University Biomedical ...

Physics / General Physics

created Feb 09, 2012 | popularity 5 / 5 (1) | comments 0

Quantum physicist explains $100K offer for proof scaled-up quantum computing is impossible

(PhysOrg.com) -- MIT researcher Scott Aaronson has certainly riled the physics community with his offer this past Friday, of $100,000 to anyone who can prove that scaled-up quantum computing is impossible. ...

Physics / Quantum Physics

created Feb 08, 2012 | popularity 4.1 / 5 (11) | comments 32 | with audio podcast weblog

Hints of the Higgs - papers are submitted

Back in December 2011, the ATLAS and CMS experiments at CERN presented some exciting results that provided tantalising hints of the Higgs boson.

Physics / General Physics

created Feb 08, 2012 | popularity 4.7 / 5 (6) | comments 10

Physicists build highly efficient 'no-waste' laser

A team of University of California, San Diego researchers has built the smallest room-temperature nanolaser to date, as well as an even more startling device: a highly efficient, "thresholdless" laser that ...

Physics / General Physics

created Feb 08, 2012 | popularity 4.9 / 5 (20) | comments 5 | with audio podcast

Transparent iron? For the first time, an experiment shows that atomic nuclei can become transparent

At the high-brilliance synchrotron light source PETRA III, a team of DESY scientists headed by Dr. Ralf Röhlsberger has succeeded in making atomic nuclei transparent with the help of X-ray light. At the ...

Physics / General Physics

created Feb 08, 2012 | popularity 4.8 / 5 (11) | comments 3 | with audio podcast

Dutch team has solution for troubled ITER nuclear fusion reactor

(PhysOrg.com) -- The superconducting cables designed for the ITER fusion reactor (cost: 16 billion euros = $21.2 billion) are unable to withstand the planned forty to sixty thousand charge cycles. Barring a solution, the ...

Physics / General Physics

created Feb 08, 2012 | popularity 5 / 5 (2) | comments 4

Unusual 'collapsing' iron superconductor sets record for its class

(PhysOrg.com) -- A team from the National Institute of Standards and Technology and the University of Maryland has found an iron-based superconductor that operates at the highest known temperature for a material ...

Physics / Superconductivity

created Feb 08, 2012 | popularity 4.5 / 5 (4) | comments 3 | with audio podcast

Flipping a light switch in the cell: Quantum dots used for targeted neural activation

By harnessing quantum dots—tiny light-emitting semiconductor particles a few billionths of a meter across—researchers at the University of Washington (UW) have developed a new and vastly more targeted ...

Physics / Optics & Photonics

created Feb 08, 2012 | popularity 5 / 5 (7) | comments 1 | with audio podcast

Physicists 'record' magnetic breakthrough

An international team of scientists has demonstrated a revolutionary new way of magnetic recording which will allow information to be processed hundreds of times faster than by current hard drive technology.

Physics / General Physics

created Feb 07, 2012 | popularity 4.5 / 5 (39) | comments 14 | with audio podcast

More News

Diamond light, brighter than the sun

It’s the size of five football pitches and generates light 10 billion times brighter than the sun. As the Diamond Light Source celebrates its tenth anniversary this year, Penny Bailey visits one of the ...

With single laser pulses on single molecules

(PhysOrg.com) -- Physicists at MPQ (Max Planck Institute) succeed in resolving the internal dynamics of individual molecules using UV femtosecond laser pulses.

A quantum connection between light and motion

(PhysOrg.com) -- Physicists have demonstrated a system in which light is used to control the motion of an object that is large enough to be seen with the naked eye at the level where quantum mechanics governs ...

Quantum microphone captures extremely weak sound

(PhysOrg.com) -- Scientists from Chalmers have demonstrated a new kind of detector for sound at the level of quietness of quantum mechanics. The result offers prospects of a new class of quantum hybrid circuits ...

Electrons in concert: A simple probe for collective motion in ultracold plasmas

(PhysOrg.com) -- Collective, or coordinated behavior is routine in liquids, where waves can occur as atoms act together. In a milliliter (mL) of liquid water, 1022 molecules bob around, colliding. When a bre ...

Other News

Human cognitive performance suffers following natural disasters, researchers find

The power of estrogen -- male snakes attract other males

New error-correcting codes guarantee the fastest possible rate of data transmission

Both maternal and paternal age linked to autism

Curry spice component may help slow prostate tumor growth

Humans may have helped the decline of African rainforests 3000 years ago

Fool's gold may prove an unlikely alternative to overexploited catalytic materials

Could Venus be shifting gear?

Experts reveal how plants don't get sunburn

Small modular reactor design could be a 'SUPERSTAR'

New power source discovered

Advanced power-grid model finds low-cost, low-carbon future in West

Team isolates nerve cells involved in storing long term memory and gene proteins associated with them

Mars Science Laboratory computer issue resolved

Seeing colors in music, tasting flavors in shapes may happen in life's early months



Progress and promise in DIAL LIDAR

For climatologists and environmental policy makers who need to determine the flux of greenhouse gases (GHG), there are three paramount questions: Where is it, how much is there, and how is it moving? A new ...

Crystalline materials enable high-speed electronic function in optical fibers

Scientists at the University of Southampton, in collaboration with Penn State University have, for the first time, embedded the high level of performance normally associated with chip-based semiconductors ...

New kind of high-temperature photonic crystal could someday power everything from smartphones to spacecraft

A team of MIT researchers has developed a way of making a high-temperature version of a kind of materials called photonic crystals, using metals such as tungsten or tantalum. The new materials — which ...

Renowned physicist invents microscope that can peer at living brain cells

(PhysOrg.com) -- Ever since scientists began studying the brain, they’ve wanted to get a better look at what was going on. Researchers have poked and prodded and looked at dead cells under electron microscopes, ...

Searching for a solid that flows like a liquid

(PhysOrg.com) -- A series of neutron scattering experiments at Oak Ridge National Laboratory and other research centers is exploring the key question about a long-sought quantum state of matter called supersolidity: ...


Human cognitive performance suffers following natural disasters, researchers find

The power of estrogen -- male snakes attract other males

New error-correcting codes guarantee the fastest possible rate of data transmission

Both maternal and paternal age linked to autism

Curry spice component may help slow prostate tumor growth

Humans may have helped the decline of African rainforests 3000 years ago

Fool's gold may prove an unlikely alternative to overexploited catalytic materials

Could Venus be shifting gear?

Experts reveal how plants don't get sunburn

Small modular reactor design could be a 'SUPERSTAR'

New power source discovered

Advanced power-grid model finds low-cost, low-carbon future in West

Team isolates nerve cells involved in storing long term memory and gene proteins associated with them

Mars Science Laboratory computer issue resolved

Seeing colors in music, tasting flavors in shapes may happen in life's early months

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