BlogArena

General blog about anything and everything of everyday's life.

15. Nov 2019

April 9, 2016
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Supernovae bombardierten die Erde mit radioaktiven Staub

Senckenberg-Wissenschaftler haben gemeinsam mit einem internationalen Team Belege für mehrere Supernovae in der jüngeren Erdgeschichte gefunden. Anhand von Eisen-Isotop-Untersuchungen zeigen sie in ihrer heute im renommierten Fachjournal „Nature“ publizierten Studie, dass die Supernovae im Zeitraum von 3,2 bis 1,7 Millionen … Continue reading

January 17, 2015
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“Assassin” Targets Supernovae in Our Neighborhood of the Universe

Project’s success spawns a new effort to study other local sky events SEATTLE — While many astronomical collaborations use powerful telescopes to target individual objects in the distant universe, a new project at The Ohio State University is doing something … Continue reading

October 22, 2014
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Cosmic detectives discover missing star in ultimate of dead ends

Astronomers have solved a 21-year-old cosmic mystery with the discovery of a star whose companion exploded, confirming that the surviving star was partly responsible for the resulting supernova. A team of 12 scientists, including the University of Chicago’s Vikram Dwarkadas, … Continue reading

November 24, 2012
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Astronomers Pin Down Origins of “Mile Markers” for Expansion of Universe

COLUMBUS, Ohio – A study using a unique new instrument on the world’s largest optical telescope has revealed the likely origins of especially bright supernovae that astronomers use as easy-to-spot “mile markers” to measure the expansion and acceleration of the … Continue reading

February 14, 2012
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Planck All-Sky Images Show Cold Gas and Strange Haze

New images from the Planck mission show previously undiscovered islands of star formation and a mysterious haze of microwave emissions in our Milky Way galaxy. The views give scientists new treasures to mine and take them closer to understanding the … Continue reading

February 3, 2012
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Blowing Up Stars

*For his discoveries about the lives and deaths of stars, the exotic physics of black holes and the origin of chemical elements, UA Regents’ Professor David Arnett has been honored with the Henry Norris Russell Lectureship.* What happens when a … Continue reading

October 4, 2011
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Berkeley Lab’s Saul Perlmutter wins Nobel Prize in Physics

BERKELEY, CA — Saul Perlmutter, an astrophysicist at the U.S. Department of Energy’s Lawrence Berkeley National Laboratory and a professor of physics at the University of California at Berkeley, has won the 2011 Nobel Prize in Physics “for the discovery … Continue reading

December 12, 2010
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WISE Sees an Explosion of Infrared Light

A circular rainbow appears like a halo around an exploded star in this new view of the IC 443 nebula from NASA’s Wide-field Infrared Survey Explorer, or WISE. When massive stars die, they explode in tremendous blasts, called supernovae, which … Continue reading