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" ... To experiment with physics on its most fundamental (Planck) scale, Lacki says one has to build a particle accelerator as bright as a galaxy, using energies at the yotta electron volt (YeV) level. That’s about 100 billion times the Giga electron volt (GeV) energies achieved at the CERN’s Large Hadron Collider outside Geneva, which is currently humanity's highest-energy particle accelerator. ... "