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original
The 3 Switches Puzzle (and solution)
Health
The problem with microbeads.
Environment
Puzzle: What fraction is shaded?
Health
Latest
The Evaporating Atmosphere of HD 189733 b
Humor
Mac VS PC VS Open Source VS Whatever. It doesn't matter.
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5 Factors to Consider Before You Invest in Crowdfunding
Controversial
2013 Failed and Forgotten Psychic Predictions
Latest
The Evaporating Atmosphere of HD 189733 b
Humor
Mac VS PC VS Open Source VS Whatever. It doesn't matter.
Latest
5 Factors to Consider Before You Invest in Crowdfunding
Controversial
2013 Failed and Forgotten Psychic Predictions
Health
The 3 Switches Puzzle (and solution)
Environment
The problem with microbeads.
Health
Puzzle: What fraction is shaded?
