Michelle Kaatz Cat Rackham is an anxious, scruffy, navel-gazing kitty who sometimes likes adventures. But mostly he likes to stare. And sleep. And stare some more. An existential Ziggy, if you will.

A weekly newsletter with four quick bites, edited by Tim Leffel, author of A Better Life for Half the Price and The World’s Cheapest Destinations. See past editions here, where your like-minded ...

Mooncop by Tom Gauld Drawn and Quarterly 2016, 96 pages, 6.6 x 8.1 x 0.6 inches (hardcover) ...

Not a map really, but a 5-foot-high chart showing in one glance 4,000 years of human history on a global scale. Thirty years ...

The best of these are still valid and useful, so we’re trying out something new — Retro Recomendo. Once every 6 weeks, we’ll send out a throwback issue of evergreen recommendations focused on one ...

Claude Shannon invented the modern mathematical definition of information, casting it in terms of bits and entropy. Shannon also tinkered with odd contraptions, but his boldest most brilliant ...