What are dark matter and dark energy and how do they affect the structure and evolution of the cosmos?
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Nini maana ya dark matter (mata ya giza) na nishati ya giza (dark energy) na zinavyoathiri muundo na mageuzi ya ulimwengu?

submitted
Vitu vya giza na nishati ya giza ni nini na vinaathirije muundo na mageuzi ya ulimwengu?