@notenoughspacetalk: Einstein once called it his biggest blunder — but it may have been one of the most important ideas in modern science. 🤯 In this clip, Brian Cox explains how Einstein’s attempt to “fix” the universe led to a discovery that completely changed our understanding of space, time, and the cosmos itself. Sometimes the biggest breakthroughs come from being wrong. #ScienceTok #PhysicsTok #SpaceTok #BrianCox #Einstein

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Wednesday 21 January 2026 15:00:30 GMT