A healthy heart beats at a steady rate, between 60 and 100 times a minute. That’s not the case for all of us, I’m reminded, as I look inside a cardboard box containing around 20 plastic hearts—each a replica of a real human one. The hearts, which previously sat on a shelf in a lab…
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…