Puzzle Corner
Ready for a fresh set of puzzles? Click here for the September/October 2026 Puzzle Corner, brought to you by Michael S. Branicky, ScD ’95, of the Puzzle Corner Puzzle Crew (aka PC2), which also includes Edward Faulkner ’03, MEng ’04, and Abe Kunin ’03. This column includes solutions to the May/June issue.
Send problems, solutions (by October 1), and comments to puzzlecorner@technologyreview.com. Editor emeritus Allan Gottlieb ’67 launched Puzzle Corner in 1966. Find back issues through 2022 at cs.nyu.edu/~gottlieb/tr and more recent back issues at technologyreview.com/puzzle-corner.
Keep Reading
Most Popular
A startup claims it broke through a bottleneck that’s holding back LLMs
Subquadratic has now shared more details about its new model. But some are still skeptical.
By Will Douglas Heavenarchive page
The “steroid olympics” were a circus—and a window into our culture
Dozens of athletes on performance-enhancing drugs competed in the Enhanced Games. Organizers hope it'll sell a lot of peptides and other supplements.
By Amit Katwalaarchive page
A fundamental flaw leaves LLMs strikingly vulnerable to attack
It makes it easy to trick them into doing things they shouldn’t, such as telling you how to sabotage an aircraft’s navigation system.
By Will Douglas Heavenarchive page
Sperm donors need limits, says a European fertility group
Some donor-conceived people are finding hundreds of siblings. An international cap on donations could help prevent that.
By Jessica Hamzelouarchive page
Stay connected
Illustration by Rose Wong
Get the latest updates fromMIT Technology Review
Discover special offers, top stories, upcoming events, and more.
Enter your email
Privacy PolicyThank you for submitting your email!
Explore more newsletters
It looks like something went wrong.
We’re having trouble saving your preferences.
Try refreshing this page and updating them one
more time. If you continue to get this message,
reach out to us at
customer-service@technologyreview.com with a list of newsletters you’d like to receive.
Source: https://www.technologyreview.com/2026/08/05/1141230/puzzle-corner-84/
