Biosphere 2: A Failed Experiment in Closed-Loop Life and the Lessons Learned
Biosphere 2: A Failed Experiment in Closed-Loop Life and the Lessons LearnedIn 1991, an ambitious experiment was launched in the Arizona desert. Eight scientists and engineers entered a sealed ecosystem called "Biosphere 2," embarking on a two-year isolation experiment...
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The Wuhan Decheng Building Fire: A Tragic Lesson
The Wuhan Decheng Building Fire: A Tragic LessonThe fire that engulfed the Decheng Building in Wuhan in July 2004 was one of the most severe fire incidents in the city, and indeed the entire country, in recent years. This disaster not only claimed the lives of 73 people but also left countless others with indelible wounds...
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After buying a fan three times, I finally realized that insisting on "8 don't buy" is not nonsense, it's all a lesson of blood and tears
Although many people nowadays like to use air conditioning, fans still have their "status". The reason is simple: electric fans themselves are more energy-efficient than air conditioners and can also circulate indoor air, so their status is irreplaceable...
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Online search for Apple after-sales service, "Spend money to buy a lesson"?
Mr. Liu reported that he went to a store to repair his Apple phone...
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