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How Old Are You in Space?
Enter your birthday to see your age on every planet, plus your next birthday on each.
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The Living Ocean
A fish with a transparent head, a shrimp that strikes twice, and animals filmed more than two miles down. Thirty-three photographs, with a short caption and research links for each.
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Obi Juan Algorithm: A Million Points of Light
a million points of light you fly through in 3D, some deep structures from math, some algorithms you set running and watch work, all computed live.
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The Optional Body
an interactive descent through the parts of the body you can live without, from a spare foot bone to a heart on a machine.
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The Old Masters
Fourteen paintings, with short notes on the artists and a closer look at each image.
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The Ghost in the Swarm
Colored particles form moving clusters and chains. Change their attractions and repulsions, or add a flow field that steers them through spirals and rings.
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Sluice
my own 2D mining game, free forever and playable right in the browser. Dig down, collect ore, sell it for fuel and upgrades, then go deeper. No win screen, just a deeper hole and a heavier haul.
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Daylight Globe
Day and night on a globe you can spin. Pick a spot to see its daylight hours, then change the date or try a different tilt.
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Rendering Particles Without a Canvas
Gravity, collisions, and spring motion, drawn with CSS box-shadow on a single div. Three demos with live controls and code.
