Explore all of human knowledge
4.7M people, places, works, species and ideas — one connected reference, built on Wikipedia, Wikidata and 27 open data sources.
Featured today
Panini (, ) was a Sanskrit grammarian, logician, philologist, and revered scholar of Ancient India during the mid-1st millennium BCE, dated variously by most scholars between the 6th–5th and 4th centuries BCE.
Trending this month
View all →
Explore by section
Every section shares the same knowledge graph, search, timeline and maps.
Maps
Every place, live
Geography, countries, cities, and live weather/currency overlays on a 3D globe.
Timeline
All of human history
Scroll and zoom across millennia of events, people, and discoveries.
Graph
The universal mind-map
Every entity, every relationship — a living 2D/3D knowledge graph.
Cosmos
Space, today
Live solar system, NASA missions, ISS tracker, daily astronomy picture.
Life
The web of life
Tree of life explorer, species, biology, health, food, and disease tracking.
Culture
All we have made
Books, films, music, art, museums — and the influence between them.
Innovation
Science as it happens
Inventions, scientists, GitHub trending, breakthroughs in real time.
People
Every notable person
Biographies plus a social network across history. Six degrees, for everyone.
Climate
Climate, made visible
Climate dashboards, satellite before/after, and your country’s impact.
Trends
What’s exploding right now
Real-time trends across Wikipedia, GitHub, Spotify, films, and news.
Art
Europe’s cultural treasures
Paintings, manuscripts, photographs and artefacts from European museums, libraries & archives — via Europeana.