loading ...
Physics / Physics news 1234

Surface tension drives segregation within cell mixtures

October 06, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

What does a mixture of two different kinds of cells have in common with a mixture of oil and water? The same basic force causes both mixtures to separate into two distinct regions.


Fuzziness on the road to physics' grand unification theory

October 06, 2008 | User rating: 3.5 / 5 after 61 vote(s) | User comments: 8

Leave it to hypothesized gravity to weigh down what physicists have thought for 30 years. If theoretical physicists, led by the University of Oregon's Stephen Hsu, are right, the idea that nature's forces ...


In quantum channels, zero plus zero can equal non-zero

October 06, 2008 | User rating: 4.6 / 5 after 58 vote(s) | User comments: 10

(PhysOrg.com) -- Physicists have discovered a strange characteristic of quantum communication channels. If two quantum channels each have a transmission capacity of zero, they may still have a nonzero capacity ...


Brilliantly bright light source is one step closer to reality, says scientist

October 03, 2008 | User rating: 4.6 / 5 after 16 vote(s) | No comments yet

(PhysOrg.com) -- A brilliantly bright light source that can examine the detail of atoms at a microscopic level is one step closer, thanks to the adoption of a Europe-wide convention, says a leading scientist ...


Coastlines could be protected by 'invisibility cloak'

October 02, 2008 | User rating: 4.4 / 5 after 32 vote(s) | User comments: 7

Scientists at the University of Liverpool have tested an 'invisibility cloak' that could reduce the risk of large water waves overtopping coastal defences.


Counterintuitive physics may help everyone drive home quicker

October 02, 2008 | User rating: 4.5 / 5 after 73 vote(s) | User comments: 19

If you're trying to drive to a destination as quickly as possible, you might think that knowing the traffic conditions would help you choose the quickest route for yourself. Traffic reports and new GPS technologies ...


Flexi display technology is now

October 02, 2008 | User rating: 4.6 / 5 after 63 vote(s) | User comments: 14

Rigid television screens, bulky laptops and still image posters are to be a thing of the past as new research, published today, Thursday, 2 October, in the New Journal of Physics, heralds the beginning of a technological ...


Sensing the Energy: Calibrating the LCLS

October 01, 2008 | User rating: 4.6 / 5 after 9 vote(s) | User comments: 1

The Linac Coherent Light Source will generate X-rays 10 billion times brighter than any source before it. Being the first of its kind, the LCLS has presented engineers with a number of unique technical hurdles. ...


Zooming way in, technique offers close-ups of electrons, nuclei

October 01, 2008 | User rating: 4.8 / 5 after 36 vote(s) | User comments: 1

Providing a glimpse into the infinitesimal, physicists have found a novel way of spying on some of the universe's tiniest building blocks.Their "camera," described this week in the journal Nature, consists of a special ...


Researchers develop world's fastest bar code reader

September 30, 2008 | User rating: 4.3 / 5 after 17 vote(s) | User comments: 4

(PhysOrg.com) -- Building on a series of recent breakthroughs in ultrafast analog-to-digital conversion, UCLA engineers have designed a bar code reader that is nearly a thousand times faster than any device currently in use.


Light throws a curve ball

September 29, 2008 | User rating: 4.7 / 5 after 111 vote(s) | User comments: 16

(PhysOrg.com) -- Researchers at the University of St Andrews have made a surprise discovery using light beams that can travel around corners.


The 'Magnificent 7' of European astroparticle physics unveiled to the world

September 29, 2008 | User rating: 4.1 / 5 after 12 vote(s) | No comments yet

Today Europeans presented to the world their strategy for the future of astroparticle physics. What is dark matter? What is the origin of cosmic rays? What is the role of violent cosmic processes? Can we detect gravitational ...


CERN rivals see melting magnets as par for course

September 28, 2008 | User rating: 4.1 / 5 after 21 vote(s) | User comments: 1

(AP) -- The daring success of the world's largest atom smasher on its opening day was more surprising to many scientists than the troubles it subsequently developed.


Physicists Find that Size Matters When Initiating an Object's Movement Through Grains

September 26, 2008 | User rating: 4.1 / 5 after 13 vote(s) | No comments yet

A team of Penn State physicists has discovered that the size of grains, such as sand, above a buried object is important in determining the force required to begin raising the object. No one, until now, has ...


CERN sticks to opening gala despite atom-smasher troubles

September 26, 2008 | User rating: 3.8 / 5 after 9 vote(s) | User comments: 3

Europe's leading physicists will swap their lab coats for their best suits next month for the official inauguration of a multi-billion dollar machine designed to shed light on the "Big Bang".


Pages: 1 2 Next »