BlogArena

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

August 25, 2014
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How do you feed a hungry quasar? With a ‘super boost,’ scientists say

The universe’s oldest, brightest beacons may have gorged themselves in the dense, cold, gas flows of the early cosmos — creating a kind of energy drink for infant black holes in the young universe — according to new research by … Continue reading

February 11, 2014
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Time capsule of the Big Bang

Using one of the world’s premier telescopes, University of Minnesota astrophysicists Evan Skillman and Kristen McQuinn have discovered a priceless relic of the Big Bang in the Milky Way’s back yard. They are part of an international team that found … Continue reading

September 1, 2013
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Ultracold Big Bang experiment successfully simulates evolution of early universe

Physicists have reproduced a pattern resembling the cosmic microwave background radiation in a laboratory simulation of the Big Bang, using ultracold cesium atoms in a vacuum chamber at the University of Chicago. “This is the first time an experiment like … Continue reading

August 17, 2013
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Stunning images of Andromeda demonstrate the world’s most powerful astronomical camera

Stunning images of the Andromeda Galaxy are among the first to emerge from a new wide-field camera installed on the enormous Subaru Telescope atop the Hawaiian mountain Mauna Kea. The camera, called the Hyper-Suprime Cam (HSC), is the result of … Continue reading

March 31, 2013
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‘Sideline quasars’ helped to stifle early galaxy formation, says CU study

University of Colorado Boulder astronomers targeting one of the brightest quasars glowing in the universe some 11 billion years ago say “sideline quasars” likely teamed up with it to heat abundant helium gas billions of years ago, preventing small galaxy … Continue reading

March 22, 2013
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Planck Mission Brings Universe into Sharp Focus

PASADENA, Calif. — The Planck space mission has released the most accurate and detailed map ever made of the oldest light in the universe, revealing new information about its age, contents and origins. Planck is a European Space Agency mission. … Continue reading

March 15, 2013
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‘Nuisance’ Data Lead to Surprising Star-Birth Discovery

When a batch of bright cosmic objects first appeared in maps in 2008 made with data from the South Pole Telescope, astronomers at the University of Chicago’s Kavli Institute for Cosmological Physics regarded it only as an unavoidable nuisance. The … Continue reading

February 17, 2013
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The Universe in the Middle of Nowhere

The UA’s Chris Impey has taught cosmology to Tibetan Buddhist monastics in remote parts of India each summer for the past five years. With a grant from the John Templeton Foundation, he detailed his experiences in a book, “Humble Before … Continue reading