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

Read also:

• David Hogg to depart as DNC vice chair after months of turmoil - The Washington Post
• Would you date/marry a guy younger than you? If no, why not?
• Voyager IPO: Stock Rockets 84% Higher in Trading Debut - Barron's
• What disgusts you?
• What do you think about me (Aditya Krishna)?
• What do you respect the most about Elon Musk?
• Why aren't U.S. prisons more like Marine Corps boot camp, were every second of the day there are mandatory activities so that at night everyone is so tired they go to sleep until wakeup at 5:30 am? Would this make prisons safer for all?
• Do you think Trump is a bad a$$? Why or why not?
• What I have noticed is nearly every girl I try to connect with whom reject me are in their early 20s why is that the case?
• Why are flat Earthers made fun of when they seemingly don't exist? I have only met one flat Earther in 18 years.
• Why do females hate MGTOW so much?