June 18, 2025

Puzzle Corner

Ready for a fresh set of puzzles? Click here for the July/August 2025 Puzzle Corner, brought to you by guest editor Ed Faulkner ’03. Send problems, solutions (by August 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.

August 2023

The Download: Worldcoin under investigation, and food’s complex climate future

August 7, 2023
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Worldcoin just officially launched. Why is it already being investigated? It’s possible you’ve heard the name Worldcoin recently. It’s been getting a ton of attention—some good, some … not so good.  It’s a…

Worldcoin just officially launched. Here’s why it’s already being investigated.

August 7, 2023
This article is from The Technocrat, MIT Technology Review’s weekly tech policy newsletter about power, politics, and Silicon Valley. To receive it in your inbox every Friday, sign up here. It’s possible you’ve heard the name Worldcoin recently. It’s been getting a ton of attention—some good, some … not so good.  It’s a project that…

One Model lands $41M to bring data science-powered insights to HR

August 7, 2023
One Model, a platform that uses AI to help employers make decisions about recruiting, hiring, promotions, layoffs and general workplace planning, today announced that it’s raised $41 million in a funding round led by Riverwood Capital. Christopher Butler, CEO of One Model, said that the capital will be used to “boost several of the company’s […]

Array Labs is scanning the Earth from space to equip autonomous vehicles with 3D maps

August 7, 2023
It’s an oft-told story: the boom of space startups today can be traced to dramatically lowered cost in launch and satellite manufacturing over the past ten years. But Array Labs, a two-year-old startup based in Silicon Valley, is also taking advantage other technological developments in its quest to build a 3D map of the Earth. […]

India pushes ahead with data privacy bill despite pushback from critics

August 7, 2023
India’s lower house of parliament greenlit the revised data privacy legislation presented the previous week, even as the bill has received criticism, with many believing that it grants significant discretionary authority to the Prime Minister Narendra Modi-led government. The Digital Personal Data Protection Bill, which was reintroduced in the lower house last week (nearly a […]

Threads app is rolling out to a way to see your liked posts

August 7, 2023
Meta’s text-based app Threads is rolling out the ability to see your liked posts through an app update. The company started testing of the new feature on Android beta last week, but over the weekend, Meta started making it available to all users. Users can find their liked posts in Settings > Your Likes, which […]