News tagged with black
WWF sounds warning on caviar
Poaching and illegal trade in sturgeon caviar persist in Romania and Bulgaria, environmental group WWF warned on Monday, posing a serious risk to the highly threatened species of fish.
Nov 14, 2011 |
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Getting to xenon: Scientists examine alternatives for pulling this rare, expensive element out of air samples
Whether capturing xenon for security or industrial uses, a new material could be a valuable ally, according to scientists at Pacific Northwest National Laboratory. Classified as a metal-organic framework or ...
Nov 08, 2011 |
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German researchers discover exotic 'dark clusters' in their calculations
(PhysOrg.com) -- Theoretical physicists at the University of Bonn propose a new class of celestial bodies: “Dark Star Clusters”, consisting of many black holes and some stars orbiting around each other. So far, ...
Nov 08, 2011 |
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Hubble directly observes the disc around a black hole
(PhysOrg.com) -- Scientists have used the NASA/ESA Hubble Space Telescope to observe a quasar accretion disc -- a glowing disc of matter that is slowly being sucked into its galaxy's central black hole. Their ...
Nov 04, 2011 |
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Solving Einstein’s theory
A team of University researchers will get their hands on some of Europe’s fastest supercomputers in a bid to crack Einstein’s theory of relativity and help describe what happens when two black holes ...
Nov 03, 2011 |
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Black and white American voters live in one country, but two different worlds
The political outlook of blacks in America has undergone dramatic swings in the last ten years — from the depths of powerlessness during the aftermath of Hurricane Katrina, to the zenith with the election of the first ...
Other Sciences / Social Sciences
Nov 01, 2011 |
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Planets smashed into dust near supermassive black holes
(PhysOrg.com) -- Fat doughnut-shaped dust shrouds that obscure about half of supermassive black holes could be the result of high speed crashes between planets and asteroids, according to a new theory from ...
Oct 28, 2011 |
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NOAA designates critical habitat for black abalone
NOAA's Fisheries Service today filed with the Federal Register a final rule that identifies black abalone critical habitat along the California coast. In February 2009, black abalone was listed as endangered ...
Oct 26, 2011 |
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Close encounters of the galactic kind
(PhysOrg.com) -- Astronomers have used a large survey to test a prediction that close encounters between galaxies can trigger the rapid growth of supermassive black holes. Key to this work was Chandra's unique ...
Oct 26, 2011 |
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German scientists ready for the hunt on dark energy
The German and Russian partners of the new eROSITA X-ray space observatory have now agreed on how to split the data from the first four years of an all sky survey. This decision was announced today at the ...
Oct 20, 2011 |
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Satellite pieces may hit Earth on weekend
(AP) -- Pieces of a retired German satellite hurtling toward the atmosphere may crash to earth this weekend, the German Aerospace Center said Thursday.
Space & Earth / Space Exploration
Oct 20, 2011 |
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US police kill escaped lions, tigers and bears
Police in the US state of Ohio shot dead dozens of lions, tigers, bears and wolves in a frantic hunt after the owner of an exotic farm freed the dangerous animals and then killed himself.
Oct 20, 2011 |
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600 mysteries in the night sky
NASA's Fermi team recently released the second catalog of gamma-ray sources detected by their satellite's Large Area Telescope (LAT). Of the 1873 sources found, nearly 600 are complete mysteries. No one knows ...
Oct 19, 2011 |
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Old German satellite hurtles toward Earth
A retired satellite is hurtling toward the atmosphere and pieces of it could crash into the Earth as early as Friday, the German Aerospace Center says.
Space & Earth / Space Exploration
Oct 19, 2011 |
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Urban 'heat island' effect is a small part of global warming; white roofs don't reduce it
Cities release more heat to the atmosphere than the rural vegetated areas around them, but how much influence these urban "heat islands" have on global warming has been a matter of debate. Now a study by Stanford researchers ...
Oct 19, 2011 |
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