Unverified50% confidenceFactExact time
Multiple large-scale studies in the natural sciences have shown that more than half of published experimental results are difficult to reproduce by independent teams.
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50%
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Long-term
Relevance
9/19/2026
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Related Claims
VerifiedA 2016 survey by Nature showed that more than 70% of researchers had attempted to replicate others' experiments and failed.77% similarUnverifiedSome researchers have systematically attempted to reproduce papers that passed checklist review and found that the success rate did not improve significantly.70% similarUnverifiedThe Open Science Collaboration's replication study of 100 psychology experiments found that only about 36% of results were successfully replicated.63% similarUnverified2014年斯坦福长寿中心联合70余位科学家发表公开声明，指出市场上大多数脑训练产品缺乏充分的随机对照试验支撑63% similarUnverifiedThe experimenter stated that progress would be reported later, indicating that the results of the experiment are not yet conclusive.63% similar
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