- After a decades-long search, astronomers may finally have found the first sign of dark matter. That's the invisible substance that scientists believe makes up the bulk of our universe http://www.huffingtonpost.com/2014/12/13/dark-matter-signal_n_6316174.html?ncid=tweetlnkushpmg00000067 8 comments worldnews
- Astrophysicists believe that our galaxy must be filled with more dark matter than ordinary matter. Now astronomers say they can find no evidence of dark matter’s gravitational influence on the planets. http://www.technologyreview.com/view/516681/the-incredible-dark-matter-mystery-why-astronomers-say-it-is-missing-in-action/ 77 comments science