News tagged with theoretical models

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Scale models

Weizmann Institute scientists have added a significant piece to the puzzle of scaling – how patterns stay in sync with size as an embryo or organism grows and develops. In a new study appearing in Current Biology, Instit ...

Aug 22, 2011
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Storing quantum information permanently

Quantum memory is one of the basic building blocks needed for realizing a quantum computer one day. Atac Imamoglu, a professor of quantum electronics, and Renato Renner, a professor of theoretical physics, ...

Jul 27, 2011
4.6 / 5 (12) 0 | with audio podcast

Scientists discover 10 new planets

A total of 10 new planets have been unearthed by an international team of scientists, and one of these is orbiting a star just a few tens of millions years old.

Jul 19, 2011
5 / 5 (10) 8

Probing the origins of extreme neutron stars

(PhysOrg.com) -- Neutron stars are the unimaginably dense corpses of what were once much more massive stars that died while being ripped apart in a supernova explosion. Their average density is typically more than one billion ...

May 31, 2011
4.5 / 5 (6) 38 | with audio podcast

Black holes spinning faster than ever before

(PhysOrg.com) -- Two UK astronomers have found that the giant black holes in the centre of galaxies are on average spinning faster than at any time in the history of the Universe. Dr Alejo Martinez-Sansigre ...

May 23, 2011
4.3 / 5 (16) 15 | with audio podcast

Magnetic fields in interstellar clouds

(PhysOrg.com) -- Magnetic fields play an important role in the formation and evolution of stars, as they stretch around a hot medium like a rubber band and help to determine the flow of material onto or away ...

Mar 25, 2011
3.6 / 5 (7) 5 | with audio podcast

Major advance in understanding how nanowires form

New insights into why and how nanowires take the form they do will have profound implications for the development of future electronic components. PhD student Peter Krogstrup from the Nano-Science Center at ...

Mar 25, 2011
5 / 5 (2) 0 | with audio podcast

Exploding stars and stripes

The discovery of a pattern of X-ray "stripes" in the remains of an exploded star may provide the first direct evidence that a cosmic event can accelerate particles to energies a hundred times higher than achieved ...

Mar 24, 2011
4.8 / 5 (6) 7 | with audio podcast

Magma chambers awake sooner than thought

Until now it was thought that once a volcano's magma chamber had cooled down it remained dormant for centuries before it could be remobilized by fresh magma. A theoretical model developed by Alain Burgisser of the Orléans ...

Mar 07, 2011
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First stars in universe were not alone

The first stars in the universe were not as solitary as previously thought. In fact, they could have formed alongside numerous companions when the gas disks that surrounded them broke up during formation, ...

Feb 04, 2011
4.7 / 5 (16) 4 | with audio podcast

Inclined orbits prevail in exoplanetary systems

A research team led by astronomers from the University of Tokyo and the National Astronomical Observatory of Japan (NAOJ) has discovered that inclined orbits may be typical rather than rare for exoplanetary ...

Jan 13, 2011
5 / 5 (1) 0