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The Friedmann–Lemaître–Robertson–Walker metric (FLRW; /ˈfriːdmən ləˈmɛtrə ... /) is a metric based on an exact solution of the Einstein field equations...28 KB (4,168 words) - 20:08, 23 June 2024- Current observations suggest that the expansion of the universe will continue forever. The prevailing theory is that the universe will cool as it expands...51 KB (5,564 words) - 19:26, 12 July 2024