The Ultimate Red-Carpet Companion Guide.

TL;DR
Thursday's New York Times crossword puzzle is a double rebus with a science theme, specifically Albert Einstein's theory of relativity. The rebus squares read "E" in the Across entries and "MC" in the Down entries, representing the formula E=MC². The central entries, EINSTEINIAN and E EQUALS MC SQUARED, cross each other. The puzzle also includes tricky clues and wordplay.
Red-Carpet Companion The New York Times
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