News tagged with heavy element
Jupiter's melting heart sheds light on mysterious exoplanet
Scientists now have evidence that Jupiter's core has been dissolving, and the implications stretch far outside of our solar system.
Mar 22, 2012 |
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Rare Earth element tellurium detected for the first time in ancient stars
Nearly 13.7 billion years ago, the universe was made of only hydrogen, helium and traces of lithium — byproducts of the Big Bang. Some 300 million years later, the very first stars emerged, creating ...
Feb 17, 2012 |
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Rare ultra-blue stars found in neighboring galaxy's hub
(PhysOrg.com) -- Peering deep inside the hub of the neighboring Andromeda galaxy, NASA's Hubble Space Telescope has uncovered a large, rare population of hot, bright stars.
Jan 11, 2012 |
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The earliest stars in the Universe
(PhysOrg.com) -- Matter in the universe after the big bang consisted almost entirely of hydrogen and helium atoms. Only later, after undergoing fusion reactions in the nuclear furnaces of stars, did these ...
Dec 19, 2011 |
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Hubble confirms: galaxies are ultimate recyclers
(PhysOrg.com) -- New observations by NASA's Hubble Space Telescope are expanding astronomers' understanding of the ways in which galaxies continuously recycle immense volumes of hydrogen gas and heavy elements. ...
Nov 17, 2011 |
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Ancient stars shed light on the prehistory of the Milky Way
a kind of stellar fossils in the outer reaches of our galaxy, contain abnormally large amounts of heavy elements like gold, platinum and uranium. Where these large amounts came from has been a mystery for ...
Nov 15, 2011 |
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Fukushima: Sea contamination likely to be local - scientists
Radioactive contamination of the sea from Fukushima is likely to be only a local problem, but could lead to an exclusion zone if there is a major release of long-term pollutants, scientists say.
Mar 29, 2011 |
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China rice laced with heavy metals: report
Up to 10 percent of rice grown in China is contaminated with harmful heavy metals but little has been done to highlight the possible public health risks, a report said.
Feb 16, 2011 |
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Heavy metal glass helps light go the distance
The fiber optic cable networks linking the world are an essential part of modern life. To keep up with ever-increasing demands for more bandwidth, scientists are working to improve the optical amplifiers that boost fiber ...
Jun 16, 2010 |
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Suzaku spies treasure trove of intergalactic metal
Every cook knows the ingredients for making bread: flour, water, yeast, and time. But what chemical elements are in the recipe of our universe?
Dec 02, 2009 |
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Dirty stars make good solar system hosts (w/ Video)
Some stars are lonely behemoths, with no surrounding planets or asteroids, while others sport a skirt of attendant planetary bodies. New research published this week in The Astrophysical Journal Letters explains why the co ...
Oct 06, 2009 |
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'Copernicium' proposed as name for newly discovered element 112
In honor of scientist and astronomer Nicolaus Copernicus (1473-1543), the discovering team around Professor Sigurd Hofmann suggested the name "copernicium" with the element symbol "Cp" for the new element 112, discovered ...
Jul 14, 2009 |
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