Dark Matter

Could This Be The Signal Of Dark Matter? Unsure Scientists Checking This Out

by Elizabeth Howell April 4, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter Sometimes a strange signal comes from the dark and it takes a while to figure out what that signal means. In this case, scientists analyzing high-energy gamma rays emanating from the galaxy’s center found an unexplained source of emission that they […]

8 comments Read the full article →

Weekly Space Hangout – March 7, 2014: Cosmos Premiere & NASA Budget

by Fraser Cain March 7, 2014

Host: Fraser Cain Astrojournalists: David Dickinson, Matthew Francis, Casey Dreier, Jason Major, Brian Koberlein, Alan Boyle This week’s stories: Alan Boyle (@b0yle, cosmiclog.com ): Cosmos premiere! David Andrew Dickinson (@astroguyz): Watch the Close Pass of NEO 2014 DX110 Daylight Saving time: A Spring Forward or a Step Back? A Natural Planetary Defense Against Solar Storms […]

Read the full article →

Astronomers Map Dark Matter Throughout the Entire Universe

by Shannon Hall October 18, 2013

Warped visions of the cosmic microwave background – the earliest detectable light – allow astronomers to map the total amount of visible and invisible matter throughout the universe. Roughly 85 percent of all matter in the universe is dark matter, invisible to even the most powerful telescopes, but detectable by its gravitational pull. In order […]

Read the full article →

An “Elemental” Explanation of Dark Matter

by Jason Major June 28, 2013

Atoms, string theory, dark matter, dark energy… there’s an awful lot about the Universe that might make sense on paper (to physicists, anyway) but is extremely difficult to detect and measure, at least with the technology available today. But at the core of science is observation, and what’s been observed of the Universe so far […]

32 comments Read the full article →

New Video Map Shows Large-Scale Cosmic Structure out to 300 million Light Years

by Nancy Atkinson June 12, 2013

Researchers with the Cosmic Flows project have been working to map both visible and dark matter densities around our Milky Way galaxy up to a distance of 300 million light-years, and they’ve now released this new video map which shows the motions of structures of the nearby Universe in greater detail than ever before. “The […]

37 comments Read the full article →