May 19 2011
Dark Energy Is Real: Claim
Albert Einstein was right: Dark energy is constant throughout the universe and causing it to expand.
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May 10 2011
Diving into the Vast Sloan Great Wall
Studying one supercluster in the Great Wall has revealed a strange spider-like structure of galactic tendrils.
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May 05 2011
How Many Intelligent Aliens are Out There?
Mark Thompson explores the famous Drake Equation and estimates how many communicating extraterrestrials could be out there.
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May 05 2011
How Many Intelligent Aliens are Out There?
Mark Thompson explores the famous Drake Equation and estimates how many communicating extraterrestrials could be out there.
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Apr 28 2011
Andromeda’s Jewel in ‘Invisible’ Light
The European Space Agency has released a new animation compiling microwave, infrared, optical, ultraviolet, and x-ray observations of our nearest big galaxy, Andromeda.
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Apr 19 2011
A Surprisingly Ancient Galaxy
Every once in a while, an astronomy paper comes out that makes me go, "Whoa. Whoa! Wait... really?" This is one of those papers.
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Apr 15 2011
Henrietta Swan Leavitt Comes to Life on Stage
A new play premiering in California documents the fascinating life of Henrietta Leavitt: the woman who figured out how to measure the universe.
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Apr 14 2011
Colliding Black Holes Twist and Stretch Spacetime
Using a new visualization tool, the extreme nature of spacetime surrounding colliding black holes has been modeled.
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Apr 07 2011
Mysterious Cosmic Blast a Hungry Black Hole?
Bright blasts of radiation from the center of a galaxy 3.8 billion light-years from Earth are puzzling astronomers.
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Mar 09 2011
Oldest Galaxy Cluster Looks Like Modern-Day Kin
For a very old galaxy cluster, this one looks surprisingly familiar.
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