June 27, 2025

The Download: how to clean up AI data centers, and weight-loss drugs’ side effects

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. This battery recycling company is now cleaning up AI data centers In a sandy industrial lot outside Reno, Nevada, rows of battery packs that once propelled electric vehicles are now powering a small…

Tesla’s cheapest cars helped it notch another record year

January 2, 2024

Tesla shipped a record number of electric vehicles in the fourth quarter to help it edge out its targets for the year. The company delivered 1.81 million EVs in 2023 and built 1.85 million, according to a Tuesday morning press release. Those figures were slightly above the 1.8 million goal Tesla announced at the beginning […]

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OpenAI moves to shrink regulatory risk in EU around data privacy

January 2, 2024

While most of Europe was still knuckle deep in the holiday chocolate selection box late last month, ChatGPT maker OpenAI was busy firing out an email with details of an incoming update to its terms that looks intended to shrink its regulatory risk in the European Union. The AI giant’s technology has come under early […]

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The Download: solving the mystery of hunger, and the climate-tech boom

January 2, 2024
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. We’ve never understood how hunger works. That might be about to change. When you’re starving, hunger is like a demon. It awakens the most ancient and primitive parts of the brain, then commandeers…

We’ve never understood how hunger works. That might be about to change.

January 2, 2024
You haven’t seen hungry until you’ve seen Brad Lowell’s mice.  A few years ago, Lowell—a Harvard University neuro­scientist—and a postdoc, Mike Krashes, figured out how to turn up the volume on the drive for food as high as it can go. They did it by stimulating a bundle of neurons in the hypothalamus, an area…

Fidelity marks down X valuation by 71.5%

January 2, 2024

Mutual fund company Fidelity has marked down its investment in X holdings — the parent company of X (formerly Twitter) owned by Elon Musk — by 71.5% from the original valuation of shares, according to a new disclosure. Fidelity spent $19.2 million to acquire a stake in X back in October 2022. The fund manager […]

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