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 3D printing could make better cooling systems A new 3D-printed design could make an integral part of cooling systems like air conditioners or refrigerators smaller and more efficient, according to new research. Heat exchangers are devices that whisk away heat, and they’re everywhere—used in data centers, ships, factories, and buildings. The aim is to pass as much heat as possible from one side of the device to…
