There are many sources of spirituality; religion may be the most common, but it is by no means the only. Anything that generates a sense of awe may be a source of spirituality. Science does this in spades.
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MotivationalLife LessonsAgeSuccessLoveFriendshipWisdomBrainyBusinessCarChanceChristmasCommunicationComputersCoolDadDatingDesignDietEasterEducationEnvironmentalEqualityExperienceFaithFather's DayFinanceFitnessFoodFunnyFutureGardeningGovernmentGraduationGreatHistoryHomeImaginationIndependenceInspirationalIntelligenceJealousyLife QuotesMarriageMedicalMemorial DayMenMomMoneyMorningMother's DayMoviesMoving OnMusicNew Year'sParentingPatriotismPetPoliticsPositivePowerRelationshipRelationshipsReligionScienceSmileSocietySpaceSportsSympathyTeacherTechnologyTeenThankfulThanksgivingValentine's DayTravelVeterans DayWarWeddingWomenWorkInspirationLove QuotesGodRomanceDeathPoetryArchitectureDreamsLeadershipBirthdayOtherActionAdversityAttitudeBeautyBeliefChangeCharacterCompassionConfidenceCourageCreativityCuriosityDisciplineExcellenceFailureFamilyFearFocusForgivenessFreedomArtGoalsGratitudeGrowthHappinessHard WorkHealingHealthHopeHumilityHumorJourneyKindnessKnowledgeLetting GoLifeBestMindfulnessMindsetNatureOpportunityOvercomingPatiencePeacePerseverancePhilosophyPotentialProgressPurposeSelf ImprovementSimplicitySpiritualityStrengthTimeTrustTruthWealthGood