World 101 Learnacy
The world, woven together
for the endlessly curious.
A Learnacy hub for discovering how the world connects. Start with a subject that interests you, then follow its connections. Explore the map, search by name or browse the list to discover what to read, watch and try next.
Subject of the day · a new one every day, 365+ to explore
Probability
Mathematics
It quantifies the likelihood of events, assigning a numerical value between 0 and 1. This mathematical framework, probability theory, formalizes the study of chance.
Explore today’s subject
World 101 The living map
World 101
Loading the map. The links below remain available.
World 101
Follow a field, explore its subjects, then travel their connections.
Explore by name
PhysicsChemistryBiologyAstronomyMathematicsData ScienceComputingEngineeringEmerging TechMedicineNeurosciencePsychologySociologyAnthropologyGeographyEducationPolitical ScienceInternational RelationsLawEconomicsFinanceBusinessHistoryPhilosophyReligionLiteratureArts & DesignMediaEnvironmentGlobal Challenges