12 APR 2026

Day 102

Nature loves to hide.

Heraclitus · Fragments

A brown wooden tablet, measuring 70 cm (2 ft 4 in) long and 6.5 cm (3 in) wide, with two visible glyphs carved into the surface. The table is smooth and flat on both sides but has a rough, rounded cut along one edge.

I · THE OBJECT · BRITISH MUSEUM

Rongorongo text J

Rongorongo · British Museum

This tablet, one of only two dozen surviving texts in its language, was found by missionaries — but it was not what they were looking for.

Enter lesson 9 MIN

II · THE IDEA · ARTIFICIAL INTELLIGENCE

Diffusion Model ODE/SDE Frameworks

architectures · reverse-time ODE and SDE · DDPM; score-based SDEs

A trained diffusion model can be sampled by running noise backwards through either a stochastic differential equation or a related ordinary one that shares the same marginal densities at every time.

Enter lesson 7 MIN

$A wide monochrome painting crowded with fractured figures: a bull, a gored horse with head thrown up, screaming women, a dead child, a fallen soldier and flames, set in shallow, angular space.$

III · THE WORK · ART HISTORY

Guernica

Pablo Picasso · 1937 · Oil on canvas

Picasso's vast monochrome canvas holds a bull, a gored horse and screaming figures, packed across nearly eight metres of fractured space that refuses a calm centre.

Enter lesson 6 MIN