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Business News > Mint Authors > Christopher Mims

Christopher Mims

ARTICLES BY CHRISTOPHER MIMS

How businesses are manipulating ChatGPT results

5 min read . 31 Jan 2026

Source: Eliot Wyatt/WSJ

Our gadgets finally speak human, and tech will never be the same

5 min read . 24 Jan 2026

Samsung’s specialized ‘high-bandwidth memory’ chip used in cutting-edge AI servers.

The global memory-chip shortage will cost us all

5 min read . 18 Jan 2026

Samsung’s specialized ‘high-bandwidth memory’ chip used in cutting-edge AI servers.

The global memory-chip shortage will cost us all

5 min read . 17 Jan 2026

Illustrations by Jason Schneider/WSJ

Tech that will change your life in 2026

12 min read . 27 Dec 2025

An autonomous driving system from Aurora Innovation piloting a truck in April.

AI can make decisions better than people do. So why don’t we trust it?

5 min read . 13 Dec 2025

LLMs are built using a technique called deep learning, in which a network of billions of neurons, simulated in software and modelled on the structure of the human brain, is exposed to trillions of examples of something to discover inherent patterns. (Image: Pixabay)

Large language models get all the hype, but small models do the real work

6 min read . 01 Nov 2025

(Illustration: Eliot Wyatt)

OpenAI wants city-sized AI supercomputers. First it needs custom chips.

5 min read . 17 Oct 2025

U.S. investors are making bets on yet-to-be-proven technologies that could yield even more capable robotics. (Image: Pixabay)

America’s manufacturing resurgence will be powered by these robots

5 min read . 09 Oct 2025

There’s an almost unanimous belief among AI pioneers that world models are crucial to creating next-generation AI. (Pexel)

The virtual worlds where AI is making its next big leap

4 min read . 27 Sept 2025

Another company is thinking about the EVs people already own: DartSolar wants to sell its solar boosters to add power to existing electric cars. (AFP)

Solar-powered cars and trucks are almost here

5 min read . 19 Sept 2025

Models of the multitiered chandeliers inside IBM Quantum System Two..Photographs by Clark Hodgin for WSJ

Good old IBM is leading the way in the race for ‘quantum advantage’

6 min read . 12 Sept 2025

Illustration: Daniel Hertzberg

Cutting-edge AI was supposed to get cheaper. It’s more expensive than ever.

5 min read . 30 Aug 2025

There are now nearly 12,000 fast-charging stations in the U.S., with around 60,000 total ports, according to EV-charging data platform Paren. (Bloomberg)

I drove an EV deep into the wilderness. I never feared running out of juice.

6 min read . 23 Aug 2025

(Illustration: James Steinberg)

Silicon Valley’s new strategy: Move slow and build things

4 min read . 01 Aug 2025

Positron’s microchips aim to be much more energy efficient than Nvidia’s at inference. (WSJ)

The new chips designed to solve AI’s energy problem

5 min read . 26 Jul 2025

Samples of Superwood, which is made from tree species that are otherwise unusable for construction, such as poplar, at InventWood’s facility in Frederick, Md.

It’s bulletproof, fire-resistant and stronger than steel. It’s superwood.

5 min read . 29 Jun 2025

Sample solid-state battery cells made by Ion Storage Systems at its pilot factory in Beltsville, Md. Photo: Christopher Mims/WSJ

A battery that lasts 50% longer is finally in production

5 min read . 21 Jun 2025

Illustration: Jarred Briggs

Why superintelligent AI isn’t taking over anytime soon

5 min read . 14 Jun 2025

Desalination plants on the ocean floor could help resolve the world's clean water crisis. (Image: Pixabay)

The world is running out of clean water. This technology promises to fix it.

5 min read . 07 Jun 2025