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Physics news 1234

Could the Universe be tied up with cosmic string?

January 18, 2008 | User rating: 4.3 / 5 after 93 vote(s) | User comments: 11

A team of physicists and astronomers at the University of Sussex and Imperial College London have uncovered hints that there may be cosmic strings - lines of pure mass-energy - stretching across the entire Universe.


An Invisible Cloak for Magnetism

March 31, 2008 | User rating: 4.5 / 5 after 78 vote(s) | User comments: 11

The subject of metamaterials is mad science at its finest – researchers trying to create materials with properties that don’t exist in nature, and that cannot be made with ordinary atoms.


Black holes not black after all

May 12, 2008 | User rating: 4.1 / 5 after 55 vote(s) | User comments: 11

International scientists have used flowing water to simulate a black hole, testing Stephen Hawking's theory that black holes are not black after all.


Scientists show quantum systems could flout physics law

June 02, 2008 | User rating: 4.3 / 5 after 55 vote(s) | User comments: 11

Scientists in the Weizmann Institute's Faculty of Chemistry, together with colleagues in Germany, have made a startling prediction: Simply 'taking the temperature' of certain quantum systems at frequent intervals might cause ...


'Super Earths' Will Have Plate Tectonics, Scientists Predict

November 21, 2007 | User rating: 4.1 / 5 after 67 vote(s) | User comments: 10

The discoveries of large Earth-like planets outside our Solar System, so-called “super-Earths,” has prompted much speculation about just how Earth-like they may be. Recently, scientists from Harvard University suggested that ...


Super-computer could throw light on 'mysterious' dark energy

January 11, 2008 | User rating: 4.1 / 5 after 27 vote(s) | User comments: 10

Cosmologists have run a series of huge computer simulations of the Universe that could ultimately help solve the mystery of dark energy.


Scientists create darkest material

January 14, 2008 | User rating: 4.2 / 5 after 97 vote(s) | User comments: 10

A scientist at a Houston university has created the darkest known material -- about four times darker than the previous record holder.


Researchers create gold aluminum, black platinum, blue silver

February 01, 2008 | User rating: 4.7 / 5 after 110 vote(s) | User comments: 10

Using a tabletop laser, a University of Rochester optical scientist has turned pure aluminum, gold. And blue. And gray. And many other colors. And it works for every metal tested, including platinum, titanium, ...


Million-Degree Plasma May Flow throughout the Galaxy

February 07, 2008 | User rating: 4.5 / 5 after 86 vote(s) | User comments: 10

On a large scale, the Milky Way is considered to be a vast cold region punctured with isolated hot clouds and star clusters. While much of this space is cold and empty, researchers have recently discovered ...


Black Holes Made of Light

March 06, 2008 | User rating: 4.1 / 5 after 94 vote(s) | User comments: 10

Scientists at the University of St Andrews have used lasers to simulate a black hole in their laboratory.


The Physics of Whipped Cream

April 28, 2008 | User rating: 4.3 / 5 after 16 vote(s) | User comments: 10

Let's do a little science experiment. If you have a can of whipped cream in the fridge, go get it out. Spray a generous dollop into a spoon and watch carefully.


Tevatron experiments double-team Higgs boson

August 04, 2008 | User rating: 4.5 / 5 after 38 vote(s) | User comments: 10

Scientists from the CDF and DZero collaborations at the U.S. Department of Energy's Fermilab have combined Tevatron data from the two experiments to advance the quest for the long-sought Higgs boson. Their ...


Researchers examine Einstein's theories on the universe

November 27, 2007 | User rating: 4.2 / 5 after 72 vote(s) | User comments: 9

Einstein's self-proclaimed "biggest blunder" -- his postulation of a cosmological constant (a force that opposes gravity and keeps the universe from collapsing) -- may not be such a blunder after all, according to the research ...


Scientists report first findings on key astrophysics problem

November 28, 2007 | User rating: 4.1 / 5 after 42 vote(s) | User comments: 9

In a paper published recently in the journal Nature Physics, an international team of space scientists led by researchers from the University of New Hampshire present findings on the first experimental evidence that ...


Professor Predicts Human Time Travel This Century

April 04, 2006 | User rating: 3.9 / 5 after 1324 vote(s) | User comments: 9

With a brilliant idea and equations based on Einstein’s relativity theories, Ronald Mallett from the University of Connecticut has devised an experiment to observe a time traveling neutron in a circulating ...


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