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

Read also:

• What does it mean when someone is pretending to be me?
• Why doesn't speeding significantly decrease one’s commute time? I've done a lot of road trips and driving and have experimented by increasing speed by 10–20%, but somehow this never equates to arriving 20% sooner, even on clear roads.
• What is the reasoning behind conspiracy theorists claiming that there were multiple shooters involved in the JFK assassination?
• Real-World GLP-1 Weight-Loss Results Differ From Trials - Medscape
• Is it wrong that I picked to be a Christian (as a teenager/14-year-old) even with knowing all of the information about other religions/atheism?
• Is there a type of function where every point has exactly one tangent line passing through it? If yes, what is this type of function called?
• How do the youth in Taiwan perceive their national identity in relation to China?
• Does the West have a defense against China's PL17 air-air missile?
• Why is the Middle East prone to terrorism?
• What habits do happy couples have?
• Why do liberals think same-sex marriage is alright? The Bible makes it very clear that it's not alright to be gay, why can't liberals understand that?