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

Read also:

• What are the bitter truths of life one should know?
• How can I stop drinking?
• My blog is new. I need 10 article posts for my blog. How much should I pay for it?
• What's your favourite porn video to jerk off to?
• Why do some straight men like to suck dick but don't find other males attractive?
• I'm pretty sure that my dog is transgender, how would I go about transitioning it?
• Why is rap* a crime?
• How much stronger is an average man than an average woman?
• Why do older people have a hard time using technology?
• Why does everyone hate Ed Sheeran so much?
• Why do people immediately disregard subjects such as flat earth, without opening their minds/taking time to research?