EntityQ1482138· pop 24· linked from 91 articlesfifth forceSign in to savehypothesized fundamental force in addition to gravitational, electroweak and strong interactionsConnectionsinverse-square lawEntityEarthConceptphysicsEntityuniverseEntitygravityEntityforceEntityInternational Standard Book NumberEntityprotonEntityneutronEntitygeneral relativityEntityelectromagnetismEntityDebrecenEntitydigital object identifierEntitystrong interactionEntityInternational Standard Serial NumberEntityweak interactionEntitydark matterEntityparticle physicsEntitystring theoryEntityfundamental interactionEntityCategoriesForce