Insights puzzle

How our society defines years, months and weeks can seem frustratingly arbitrary. Can you bring order to our unruly calendar?

How to calculate when a gene’s rate of evolution will slow to a crawl.

How quickly will a gene’s rate of evolution slow to a crawl?

A simple analogue could offer insights into one of the most astonishing results of quantum mechanics.

Can balloon animals help blunt uneasy feelings about “spooky action at a distance”?

When do negative results from a half-life experiment mean a theory is dead?

Gaining an intuition about half-life requires some unintuitive thinking.

A simple and elegant way to stack identical flat objects so that they project over an edge as far as possible.

What formula describes the farthest you can stack flat blocks over the edge of a table to form a seemingly gravity-defying half-bridge to nowhere?