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

Evolving a Small Business With Online Marketing

August 10, 2023
In this episode, Wade Dickinson, owner of Heirloom Engraver, shares how incorporating online platforms like Yelp into his business strategy has helped his business triple.

Shared micromobility firm Veo launches retail seated scooter

August 10, 2023
Veo, one of the shared micromobility firms that secured New York City’s e-scooter permit, is moving into retail. Starting Thursday, the company will be selling its Cosmo X seated, pedal-less scooter across the United States. Veo will start with a small and limit its first batch to 1,000 scooters in 2023. While e-bikes are selling […]

Tracer nabs $18.1 to aggregate and normalize business data

August 10, 2023
Tracer, a platform that attempts to consolidate an organization’s data sources and enrich them with business insights, today announced that it raised $18.1 million in a Series A funding round co-led by NewRoad Capital Partners, Progress Ventures, and BDMI with participation from S4S Ventures and Arbour Way Investors. CEO Jeff Nicholson said that the new […]

YouTube is disabling links on Shorts to cut down on spam

August 10, 2023
YouTube Shorts is making a change to address the growing issues around spam on the short-form video platform. The company says that starting on August 31st, links that appear in the Shorts comments section, Shorts descriptions, and the vertical live feed will no longer be clickable. This new policy is meant to be a preventative […]

Ultrahuman Ring Air review

August 10, 2023
Indian fitness and nutrition tracking startup, Ultrahuman, has fast-followed its debut smart ring last year with a second generation of the device — which officially launched in June. The new smart ring whittles down what was a slightly chunky form factor, for its original sleep & fitness-tracker, into a more svelte matte black* band it’s […]

CEO claims X, formerly Twitter, is close to ‘break even’

August 10, 2023
X CEO Linda Yaccarino claims that the company formerly known as Twitter is almost breaking even. “I’ve been at the company eight weeks,” Yaccarino said in her first broadcast interview since taking on her new role. “The operational run rate right now… we’re pretty close to break even.” This is a surprising declaration, given the […]