Where Meteor Showers Come From
Twelve showers, ten comets and asteroids. Play through the year and watch Earth run into each one's dust, from the Quadrantids in January to the Geminids in December. Real JPL orbits and IMO shower data.
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BepiColombo: Eight Years to Mercury
On average Mercury is the closest planet to us, and it is still the hardest one to reach. Follow ESA and JAXA's BepiColombo through nine flybys as it sheds speed loop by loop, until Mercury can finally catch it in November 2026. Real JPL trajectory data.
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Turing's Bicycle
The chain-slip puzzle from Neal Stephenson's Cryptonomicon: one bad link, one bent tooth, and the least common multiple that decides when the chain drops. Pedal it, or fast-forward to the next drop.
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Napoleon's March to Moscow
A take on Minard's legendary 1869 infographic. Watch the Grande Armée march to Moscow and back, with troop numbers, temperatures, and geography all playing out on one map.
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Survivorship Bias Plane
Bullet holes on returning WWII bombers, plotted at the densities Abraham Wald reported in 1943. Toggle between what the data shows and where Wald said the armor should actually go.
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Celestial Sphere
Spin a star globe, pick a constellation from the dropdown, and watch it fly into view. Stars twinkle, dim behind the horizon, and constellation lines light up on hover. A little planetarium in your browser.
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Coffee Supply Chain
Follow coffee beans on their journey from farms in Brazil and Ethiopia through European hubs to your cup. Tiny animated beans drift along the Sankey flows on a slowly spinning globe.
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Sauna Session Biometrics
Watch core temperature, heart rate, and sweat output evolve through a 60-minute sauna session. Hit play and see heat shock protocol thresholds light up in real time.
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