Related by context. Frequent words. (Click for all words.) 66 Tevatron 61 Fermilab 59 particle collisions 57 trillion electron volts 57 antiprotons 56 atom smasher 56 GeV 55 particle collider 55 particle accelerators 54 particle beams 54 Large Hadron Collider LHC 52 collider 52 proton beams 51 TeV 51 protons 51 Cern 51 particle accelerator 50 RHIC 50 particle physicists 50 Large Hadron Collider 50 National Accelerator Laboratory 50 electron volts 49 atomic particles 49 subatomic particle 49 subatomic particles 49 largest atom smasher 48 subatomic 48 electron beams 48 gravitational wave 48 atomic nuclei 48 Cassini Huygens 48 Higgs boson 48 particle physics 47 Stanford Linear Accelerator 47 cosmic rays 47 Einstein theory 47 Earth magnetosphere 47 Particle Physics 47 supersymmetry 46 New Horizons spacecraft 46 JILA 46 general relativity 46 WIMPs 46 picosecond 46 Tianhe 1A 46 gravitational waves 46 LCLS 46 Higgs Boson 46 atomic nucleus 46 CERN 46 accelerators 45 muons 45 physicists 45 Rutherford Appleton 45 cosmic ray 45 gigaflops 45 petaflops 45 petaflop 45 cosmological constant 45 Fermi 45 high temperature superconductivity 45 XMM Newton 45 neutrino 45 National Ignition Facility 45 Tsukuba Japan 45 planet orbits 45 cosmologists 45 COROT 44 picoseconds 44 positron 44 particle physicist 44 Kashiwazaki Kariwa 44 positrons 44 beamline 44 Saturn rings 44 hafnium 44 neutrons 44 areal density 44 theoretical calculations 43 neutrinos 43 proton beam 43 excitons 43 RIKEN 43 LIGO 43 meteoroid 43 dwarf galaxies 43 SLAC 43 Teraflops 43 comet dust 43 synchrotron 43 muon 43 quantum theory 43 Eta Carinae 43 gravitational lensing 43 supernova explosions 43 distant galaxy 43 #/#th [001] 42 Advanced Photon Source 42 redshift 42 scanning tunneling microscope 42 radioactive decay