How Dark Matter Works | HowStuffWorks
Dark matter | Definition, Discovery, Distribution, & Facts | Britannica
Dark Matter and Dark Energy: The Mystery Explained (Infographic) | Space
Accelerating expansion of the universe - Wikipedia
A history of dark matter | Ars Technica
Giant dark matter bridge between galaxy clusters discovered
New dark matter map reveals cosmic mystery - BBC News
Dark matter from 12 billion years ago detected for the 1st time | Space
Four things you might not know about dark matter | symmetry magazine
Who Really Discovered Dark Matter: Fritz Zwicky Or Vera Rubin?
Vera Rubin, who spotted the first evidence of dark matter, dies at 88 | PBS NewsHour
Scientists discover a SECOND galaxy that contains little or no dark matter in baffling phenomenon | Daily Mail Online
How Vera Rubin discovered dark matter | Astronomy.com
Four things you might not know about dark matter | symmetry magazine
Vera Rubin Didn't Discover Dark Matter - Scientific American Blog Network
Ask Ethan: When Were Dark Matter And Dark Energy Created?
Eureka? Scientists think they discovered the particle responsible for dark matter
Is dark matter about to be discovered? - EDN
A trail of dark-matter-free galaxies from a bullet-dwarf collision | Nature
Who discovered dark matter in galaxies?
Dark Energy, Dark Matter | Science Mission Directorate
Dark matter | Definition, Discovery, Distribution, & Facts | Britannica
Scientists Discover the Origins of Genomic "Dark Matter" | Eberly College of Science
Newly Discovered Satellite Galaxies: Another Blow Against Dark Matter? - Universe Today
The History of Dark Matter
A 'ghost' galaxy made up almost entirely of dark matter has been discovered by scientists - Mirror Online
Dark Energy and Dark Matter - ppt download
