The paper reexamines "dark flow" from Type Ia Supernovae

"dark flow"
Unknown "Structures" Not Tugging on the Universe After All?
"Mysterious, unseen structures on the outskirts of creation most likely aren't tugging on our universe, according to a new study. The paper reexamines "dark flow"―an unusual, one-way motion of matter―using measurements of supernovae and the existing laws of physics."
http://news.nationalgeographic.com/news/2012/01/120120-dark-flow-universe-multiverse-supernovas-space-science/

[1111.0631] Cosmic flows in the nearby universe from Type Ia Supernovae
"Cosmic flows in the nearby universe from Type Ia Supernovae"
http://arxiv.org/abs/1111.0631
超新星データ、暗黒流動の存在を否定 - ナショナルジオグラフィック
2011年12月にWebサイト「arXiv.org」に投稿
「Monthly Notices of the Royal Astronomical Society」誌　掲載予定
http://www.nationalgeographic.co.jp/news/news_article.php?file_id=20120123001&expand#title

dark flow