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

Read also:

• What's your love story?
• How can Democrats not feel hypocritical when they urge Trump not to be vengeful should be become president when the Democrats are trying to put Trump into prison?
• My boyfriend won’t tell me his past and it hurts me so I broke up with him what do I do?
• Canadians went out of their way to help Americans stranded in Canada after 9.11.2001. Why did Canadians help so much the way they did? We read that Canadians don't particularly like Americans to begin with.
• Why is the world male-dominated?
• If my lovely sister sleeps with my boyfriend, what should I do about her?
• Are judges being lenient on hard criminals?
• Why do people see porn pics when they can watch porn videos instead?
• What is the most popular song that includes the word "you"? Are there any other songs that use "you" multiple times?
• I live in Massachusetts. Are there any resources here for people that are being harassed by voice to skull, etc.?
• Do women like watching men sucking men?
• How many couples swap wives?
• How do you leave a relationship when you are still in love?