Answer: ANTIMATTER
ANTIMATTER is a crossword puzzle answer that we have spotted 9 times.
Referring Clues:
- Physicist's study
 - You can't touch this
 - Particle physics subject
 - Fuel for a warp drive engine on "Star Trek"
 - Part of the Enterprise's power source
 - "Star Trek" warp drive fuel
 - Particle accelerator product
 - Warp drive power source on "Star Trek"
 - Stuff that's the opposite of stuff
 
Last Seen In:
- New York Times - July 04, 2023
 - New York Times - November 14, 2022
 - Netword - October 04, 2020
 - LA Times - January 25, 2020
 - New York Times - September 28, 2015
 - LA Times - October 27, 2013
 - New York Times - September 14, 2013
 - LA Times - October 15, 2011
 - Post Puzzler - January 23, 2011
 - USA Today - May 07, 2007
 - New York Times - May 07, 1999
 
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