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Understanding the thermal ceiling in portable power

In internal testing, at 77 °F (25 °C) ambient, the back of the power bank stays below 96.8 °F (36 °C) throughout wireless charging, 21.6 °F (12 °C) below the international standard... Read more »

What OpenAI’s latest controversy tells us about the future of math

On Monday, NYU’s Buckmaster posted a proof on the social media site Mastodon showing that a simplified version of the Navier–Stokes equations can indeed break down—a major step forward on the Millennium... Read more »

The Download: our 35 Innovators Under 35 this year

Every year, we recognize 35 people from around the world who are doing groundbreaking scientific work and building clever technical fixes for sticky problems. By finding the top young innovators globally and... Read more »

This founder is teaching chips how to recycle (their energy)

While the idea was first proposed more than 50 years ago, it proved impractical to implement with existing transistors and circuits. Earley, though, has completely rethought the hardware needed to make energy... Read more »

This geneticist’s age-reversal tech could help restore sight

Lu is behind one of the coolest results in rejuvenation science—and in eye research. In 2018, while earning his PhD at Harvard Medical School, he used an age-reversal technique called reprogramming to... Read more »

This founder is making cheaper, cleaner steel

The process relies on coal, and it generates roughly 7% of the carbon emissions that drive climate change—about as much as the fashion industry. Decarbonization has proved difficult: Profit margins are tight... Read more »

This AI entrepreneur is developing agents that can plan ahead for the unexpected

To achieve this, Hafner relies on something called model-based reinforcement learning. He develops world models—AI models designed to emulate physical reality—and trains agents within them. The agent essentially treats the model as... Read more »

The Download: the hunt for underground hydrogen and more rogue OpenAI agents

2 The US military has disabled ad trackers due to Middle East targeting fearsCommercial location data has reportedly been used to target troops. (Reuters $) + It can be sold by data brokers... Read more »

Architecting memory and storage in the AI era

“We tend to think of AI as a single workload, and it’s not. It’s thousands, it’s millions, it’s billions of different workloads,” says Jim McGregor, founder and principal analyst, Tirias Research. AI... Read more »

The Download: selling battlefield drone data and AI reshaping language

This story is from our latest print magazine, which is all about kids. Subscribe now to get every issue as soon as it lands. The must-reads I’ve combed the internet to find... Read more »