April 2025

Tesla records worst deliveries in two years amid Elon Musk backlash

April 2, 2025
Tesla recorded 336,681 deliveries, its worst quarterly performance in more than two years as the brand suffers a backlash to CEO Elon Musk’s political maneuverings. The dip in sales comes as Musk continues leading DOGE, the “advisory body” that has laid off thousands of federal employees and attempted to eliminate entire agencies and programs. His […]

Rivian starts a challenging year with a big slip in deliveries

April 2, 2025
Rivian delivered just 8,640 vehicles in the first three months of 2024, the company’s worst quarterly mark since the end of 2022. But the company says the slow start won’t impact its overall guidance for the year — it still expects to deliver between 46,000 and 51,000 EVs by the end of 2025. The company […]

The Download: how to make better cooling systems, and farming on Mars

April 2, 2025
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.…

How 3D printing could make better cooling systems

April 2, 2025
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…