Understanding the thermal ceiling in portable power

September 9, 2026

Plug a phone into a modern charger and the first 10 minutes are impressive. The next 20 are not. This is not a defect. It’s the connected device protecting itself. As temperature rises during charging, a smartphone’s battery management system reduces the current it will accept, because heat accelerates the chemical degradation that permanently reduces…

Google DeepMind alumni are building tools to accelerate fusion power for the grid

September 9, 2026

Fusionality is developing control systems and simulation environments to help fusion power startups move faster.

CloudNC raises $20M to automate manufacturing’s most pressing bottlenecks

September 9, 2026

UK-based manufacturing software startup CloudNC announced Wednesday a $20 million B extension round, bringing its lifetime total raised amount to $128 million.

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

September 9, 2026

OpenAI’s latest mathematical milestone has quickly become mired in controversy. Today, the company announced that its agents have solved one of the Millennium Prize Problems, some of the most important open problems in mathematics. Under normal circumstances, that solution would be a huge feather in OpenAI’s cap. But the announcement has been overshadowed by accusations…

White House takes down ‘Build the Wall’ game after the Tetris Company complains

September 8, 2026

The Trump administration’s short-lived arcade game “Build the Wall” is now nowhere to be found after the Tetris Company posted that it takes “copyright infringement very seriously.”

Hackers are stealing Claude tokens from subscribers

September 8, 2026

Last month, a Claude user noticed his account was consuming tokens even though he wasn’t working. Anthropic has since warned users about hackers.

Cognition hits $48B valuation, signaling investors believe AI coding is far from a winner-take-all market

September 8, 2026

Cognition’s valuation multiple is higher than Cursor’s was before selling to SpaceX.

The Exploration Company nabs $450 million to challenge SpaceX

September 8, 2026

The Exploration Company (TEC) has raised $450 million to build reusable spacecraft, in what it describes as “the largest-ever Series C by a European space company.”

A Founder’s Guide to Private Capital Investing

September 8, 2026

Here’s what entrepreneurs should know about investing beyond public markets.

He Started a Hot Dog Business Without Knowing How to Cook One. 50 Years Later, He Became a Millionaire: ‘I Came From a Poor Family’

September 8, 2026

There are more millionaires now than ever, and they dominate “ordinary” businesses.

Disney’s first CTO led an AI startup it once accused of copying its characters