Speed-of-light particle crossword clue

Hello crossword solvers! Today let's find the answer to the clue Speed-of-light particle from the USA Today crossword. After we've gathered any other hints from the USA Today crossword puzzle and all possible helpful and relevant information from other sources, we are ready to solve the clue Speed-of-light particle. The answer we found for the clue Speed-of-light particle is:

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The answer has 6 letters: PHOTON

Last usage in USA Today crossword puzzle.