Ask Ethan: What would the Universe be like without dark matter? - Big Think

Read also:

• You found a love potion, and your friend tried to use it on an attractive popular girl, but he accidentally dropped it on the neighbors dog. Now the dog won't stop following him. How would you help him?
• Why do narcissist move on so easily?
• Why do so many people find Kakashi's character so appealing and inspirational?
• Is it true that all men want a woman who looks like an Instagram “model”?
• What do you say after "Hi" when chatting?
• Why do untreated borderlines always blame their partners when they actually think they are normal?
• I’m 17 and looking for a girl. What do I do?
• Why is there so much hate against black people?
• Research suggests Big Bang may have taken place inside a black hole - Hacker News
• Why am I so jealous towards couples? Why am I tired of being single and feel my life is over?
• What is the one thing you don't understand that others do?