Technology

Exclusive: OpenAI is huge in India. Its models are steeped in caste bias.

October 1, 2025
When Dhiraj Singha began applying for postdoctoral sociology fellowships in Bengaluru, India, in March, he wanted to make sure the English in his application was pitch-perfect. So he turned to ChatGPT. He was surprised to see that in addition to smoothing out his language, it changed his identity—swapping out his surname for “Sharma,” which is…

Designing CPUs for next-generation supercomputing

September 30, 2025
In Seattle, a meteorologist analyzes dynamic atmospheric models to predict the next major storm system. In Stuttgart, an automotive engineer examines crash-test simulations for vehicle safety certification. And in Singapore, a financial analyst simulates portfolio stress tests to hedge against global economic shocks.  Each of these professionals—and the consumers, commuters, and investors who depend on their insights— relies on a…

Powering HPC with next-generation CPUs

September 30, 2025
For all the excitement around GPUs—the workhorses of today’s AI revolution—the central processing unit (CPU) remains the backbone of high-performance computing (HPC). CPUs still handle 80% to 90% of HPC workloads globally, powering everything from climate modeling to semiconductor design. Far from being eclipsed, they’re evolving in ways that make them more competitive, flexible, and…

The Download: our thawing permafrost, and a drone-filled future

September 30, 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. Scientists can see Earth’s permafrost thawing from space Something is rotten in the city of Nunapitchuk. In recent years, sewage has leached into the earth. The ground can feel squishy, sodden. This small…

Spotify’s founder and CEO Daniel Ek is stepping down

September 30, 2025
The company is replacing Daniel Ek with two co-CEOs: Gustav Söderström, currently co-president, and chief product and technology officer; and Alex Norström, co-president and chief business officer.

The US may be heading toward a drone-filled future

September 30, 2025
On Thursday, I published a story about the police-tech giant Flock Safety selling its drones to the private sector to track shoplifters. Keith Kauffman, a former police chief who now leads Flock’s drone efforts, described the ideal scenario: A security team at a Home Depot, say, launches a drone from the roof that follows shoplifting…

Scientists can see Earth’s permafrost thawing from space

September 30, 2025
Something is rotten in the city of Nunapitchuk. In recent years, a crack has formed in the middle of a house. Sewage has leached into the earth. Soil has eroded around buildings, leaving them perched atop precarious lumps of dirt. There are eternal puddles. And mold. The ground can feel squishy, sodden.  This small town…

Coming soon: Our 2025 list of Climate Tech Companies to Watch

September 29, 2025
The need to cut emissions and adapt to our warming world is growing more urgent. This year, we’ve seen temperatures reach record highs, as they have nearly every year for the last decade. Climate-fueled natural disasters are affecting communities around the world, costing billions of dollars.  That’s why, for the past two years, MIT Technology…

US investigators are using AI to detect child abuse images made by AI

September 26, 2025
Generative AI has enabled the production of child sexual abuse images to skyrocket. Now the leading investigator of child exploitation in the US is experimenting with using AI to distinguish AI-generated images from material depicting real victims, according to a new government filing. The Department of Homeland Security’s Cyber Crimes Center, which investigates child exploitation…