June 20, 2025

Mira Murati’s Thinking Machines Lab closes on $2B at $10B valuation

Thinking Machines Lab, the secretive AI startup founded by OpenAI’s former chief technology officer Mira Murati, has closed a $2 billion seed round at a $10 billion valuation.

The Download: talking dirty with DeepSeek, and the risks and rewards of calorie restriction

June 20, 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. It’s pretty easy to get DeepSeek to talk dirty AI companions like Replika are designed to engage in intimate exchanges, but people use general-purpose chatbots for sex talk too, despite their stricter content…

How a 30-year-old techno-thriller predicted our digital isolation

June 20, 2025
In April, Mark Zuckerberg, as tech billionaires are so fond of doing these days, pontificated at punishing length on a podcast. In the interview, he addressed America’s loneliness epidemic: “The average American has—I think it’s fewer than three friends. And the average person has demand for meaningfully more. I think it’s like 15 friends or…

Calorie restriction can help animals live longer. What about humans?

June 20, 2025
Living comes with a side effect: aging. Despite what you might hear on social media or in advertisements, there are no drugs that are known to slow or reverse human aging. But there’s some evidence to support another approach: cutting back on calories. Caloric restriction (reducing your intake of calories) and intermittent fasting (switching between…

The Robinhood founder who might just revolutionize energy, if he succeeds

June 19, 2025
Baiju Bhatt is building something the space industry has largely dismissed, and it might be more groundbreaking than anyone realizes. When Baiju Bhatt stepped away from his role as Chief Creative Officer at Robinhood last year, only those close to him could have predicted his next move: launching a space company built around tech that […]