| Similarity | Rank | |
|---|---|---|
| dark_matter | 0.775 | 32284 |
| neutron | 0.771 | 24797 |
| quark | 0.767 | 60736 |
| cosmic_ray | 0.761 | 60042 |
| photon | 0.744 | 18937 |
| gamma_ray | 0.720 | 77142 |
| proton | 0.717 | 20444 |
| electron | 0.713 | 9389 |
| supernova | 0.706 | 47013 |
| dark_energy | 0.702 | 55834 |
| Higgs | 0.701 | 67350 |
| quasar | 0.695 | 61018 |
| an_electron | 0.692 | 98873 |
| the_LHC | 0.678 | 64297 |
| atom | 0.674 | 7438 |
| spacetime | 0.663 | 96462 |
| particle_physic | 0.657 | 87009 |
| these_particle | 0.649 | 95022 |
| particle | 0.649 | 4733 |
| black_hole | 0.647 | 19818 |
| the_solar_wind | 0.641 | 80824 |
| pulsar | 0.638 | 56249 |
| quantum_theory | 0.634 | 83208 |
| quantum_mechanic | 0.633 | 38195 |
| hydrogen_atom | 0.632 | 96670 |