Mars Rover by US Department of State (cc by)
There's bad days at work and then there's the day Chris Lewicki made a mistake and thought he had destroyed a $500 million dollar Mars rover. User rikschell shares the story of learning from failure!
IMG_6734 by dvdmnk (cc by)
In AskMetafilter, soylent00FF00 says, "I've learned that I was wrong (dead wrong!) about a couple of scientific "facts" that I had assumed were kind of "general knowledge" (for a certain nerdy sciencey kind of person), and asks, What sciencey general-knowledge "truths" did you (and presumably "everyone") believe in, that you realized were not true?
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