Simulations find ghostly whirls of dark matter trailing galaxy arms - Ars Technica

Read also:

• Gene mutation found in the bacterium behind the Black Death helped plague conquer the world, scientists say - CNN
• Why am I so triggered and depressed over a minor thing?
• Do opposites attract? How often do you see weird couples like a guy/girl dating someone who is boring with no sense of humor ?
• Why would a girl not want you to know she has a crush on you?
• I've never read the book. What did Dorian Grey do that was so immoral and sinful?
• Are there any more 'nun' jokes?
• 'Ferris Bueller' star Mia Sara returns to the red carpet after 14-year movie hiatus: 'I'm very grateful!' - Entertainment Weekly
• What is it like to use a Fleshlight?
• Neurosteroids identified as potential therapy for treatment-resistant depression - Medical Xpress
• Why do men date women they are not really interested in?