Daylila
Today's edition

Edition · Saturday, 2 May 2026

What happened, the forces beneath it, why it matters — then your turn.

01 · Lesson · why it matters

What Makes a Fossil Site a Treasure Trove

A Cambrian fossil site in China reveals creatures no one has seen before. How preservation conditions determine what we can learn from ancient life, and what 'rewriting the story' actually means.

6 min

Read the lesson

02 · Lab · your turn

Decay Filters the Record

When preservation depends on durability, fragile evidence decays faster than stable evidence—what survives teaches you about the filter's selectivity as much as the original population.

Rehearse the decision