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Jupiter-like planets could form around twin suns

Space & Earth / Astronomy

created Jan 05, 2009 | popularity 4 / 5 (5) | comments 0

(PhysOrg.com) -- Life on a planet ruled by two suns might be a little complicated. Two sunrises, two sunsets. Twice the radiation field.


Massive Stars Near the Galactic Center

Massive Stars Near the Galactic Center

Space & Earth / Astronomy

created Aug 28, 2009 | popularity 4.3 / 5 (14) | comments 7

The Central Molecular Zone (CMZ) of our galaxy is a giant complex of molecular gas and dust situated in the innermost 700 light-years of the Milky Way. Although the galaxy is over 100,000 light-years in size, ...


Rounding up gases, nano-style

Nanotechnology / Nanomaterials

created Feb 01, 2008 | popularity 4.8 / 5 (26) | comments 0

A new process for catching gas from the environment and holding it indefinitely in molecular-sized containers has been developed by a team of University of Calgary researchers, who say it represents a novel method of gas ...


Magnetic fields play larger role in star formation than previously thought

Space & Earth / Astronomy

created Sep 09, 2009 | popularity 4.4 / 5 (14) | comments 12

The simple picture of star formation calls for giant clouds of gas and dust to collapse inward due to gravity, growing denser and hotter until igniting nuclear fusion. In reality, forces other than gravity also influence ...


Gas pump made of minerals has no moving parts

Gas pump made of minerals has no moving parts

Physics / General Physics

created Nov 28, 2008 | popularity 4.4 / 5 (49) | comments 6

(PhysOrg.com) -- Scientists have discovered that a type of hard mineral called zeolite can provide a high rate of gas flow in a micro-scale gas pump. Because the pump is based simply on temperature differences ...


Poultry and diabetics at risk from gas gangrene bug

Biology / Cell & Microbiology

created Mar 30, 2009 | popularity not rated yet | comments 0

Gas gangrene, the notorious infectious disease of two world wars can still be a problem today. Professor Richard Titball of the University of Exeter, told the Society of General Microbiology Meeting at the International ...


Brown Dwarf Artist's Conception

Brown Dwarfs Do Form Like Stars

Space & Earth / Astronomy

created Dec 03, 2008 | popularity 4.6 / 5 (24) | comments 1

(PhysOrg.com) -- Astronomers have uncovered strong evidence that brown dwarfs form like stars. Using the Smithsonian's Submillimeter Array (SMA), they detected molecules of carbon monoxide shooting outward ...


Stars forming just beyond black hole's grasp at galactic center

Stars Forming Just Beyond Black Hole’s Grasp at Galactic Center

Space & Earth / Astronomy

created Jan 05, 2009 | popularity 3.9 / 5 (8) | comments 0

(PhysOrg.com) -- The center of the Milky Way presents astronomers with a paradox: it holds young stars, but no one is sure how those stars got there. The galactic center is wracked with powerful gravitational ...


A molecular thermometer for the distant universe

A molecular thermometer for the distant universe

Space & Earth / Astronomy

created May 13, 2008 | popularity 4.6 / 5 (21) | comments 0

Astronomers have made use of ESO’s Very Large Telescope to detect for the first time in the ultraviolet the carbon monoxide molecule in a galaxy located almost 11 billion light-years away, a feat that had ...


Biofuels

Electricity more efficient than ethanol as energy pathway from biomass

Chemistry / Biochemistry

created May 12, 2009 | popularity 4 / 5 (11) | comments 5

(PhysOrg.com) -- Electricity or ethanol, which is the better use of our nation's biomass crops when it comes to powering vehicles? Our government seems to have chosen ethanol, recently announcing nearly $800 ...


NGC 2264 and the Christmas Tree Cluster

A sparkling spray of stars

Space & Earth / Astronomy

created Dec 16, 2008 | popularity 4 / 5 (4) | comments 0

NGC 2264 lies about 2600 light-years from Earth in the obscure constellation of Monoceros, the Unicorn, not far from the more familiar figure of Orion, the Hunter. The image shows a region of space about 30 ...


UIC and Japanese chemists close in on molecular switch

Chemistry /

created Jul 10, 2007 | popularity 4 / 5 (10) | comments 0

The electronics industry believes that when it comes to circuits, smaller is better -- and many foresee a future where electrical switches and circuits will be as tiny as single molecules.


New technology to reduce large-scale emissions

New carbon nanotube technology to reduce large-scale emissions

Nanotechnology / Nanomaterials

created Sep 18, 2007 | popularity 4.2 / 5 (17) | comments 1

A novel technology to trap large-scale greenhouse gas emissions caused by coal mining and power generation is being developed by a University of Queensland researcher.


To Catch a Galactic Thief

To Catch a Galactic Thief

Space & Earth / Astronomy

created Oct 23, 2007 | popularity 4.4 / 5 (14) | comments 0

On Earth, thieves steal everything from diamonds to art to bags full of money. In space, gas - fuel for making stars - is a commodity worth the price of theft.


Astronomers use gamma-ray burst to probe star formation in the early universe

Astronomers use gamma-ray burst to probe star formation in the early universe

Space & Earth / Astronomy

created Jan 06, 2009 | popularity 4.6 / 5 (5) | comments 1

(PhysOrg.com) -- The brilliant afterglow of a powerful gamma-ray burst (GRB) has enabled astronomers to probe the star-forming environment of a distant galaxy, resulting in the first detection of molecular ...