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.
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. How Trump’s tariffs could drive up the cost of batteries, EVs, and more President-elect Donald Trump’s “America First” plan to enact huge tariffs on imported goods threatens to jack up the cost and…