Puzzle Corner
Ready for a fresh set of puzzles? Click here for the September/October 2024 Puzzle Corner, brought to you by guest editor Edward Faulkner ’03.
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.
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Grifin secures $11M to make investing less intimidating for its female user base
Investment app Grifin secured a $11 million Series A funding round.
The Download: tackling tech-facilitated abuse, and opening up AI hardware
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Selling as a Founder Is Brutal — It Was Also the Reason We Reached $400M in Revenue
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Trump set to delay TikTok ban with yet another extension
U.S. President Donald Trump will issue another extension to decide the fate of TikTok, pushing it by 90 days, the White House said on Tuesday.
The quest to defend against tech in intimate partner violence
After Gioia had her first child with her then husband, he installed baby monitors throughout their Massachusetts home—to “watch what we were doing,” she says, while he went to work. She’d turn them off; he’d get angry. By the time their third child turned seven, Gioia and her husband had divorced, but he still found…
Why AI hardware needs to be open
When OpenAI acquired Io to create “the coolest piece of tech that the world will have ever seen,” it confirmed what industry experts have long been saying: Hardware is the new frontier for AI. AI will no longer just be an abstract thing in the cloud far away. It’s coming for our homes, our rooms,…
Pope Leo makes AI’s threat to humanity a signature issue
Pope Leo XIV, the new American pope, is making the threat of AI to humanity a key issue of his legacy, even as the technology industry has spent years attempting to make friends with the Vatican.
After Shopify bought his last startup, Birk Jernström wants to help developers build one-person unicorns
With Polar as their ‘Merchant of Record’ responsible for handling billing and taxes, developers can sell online products and SaaS subscriptions globally from day one.