big ideas

The remarkable rise of ‘greenhushing’.

The remarkable rise of ‘greenhushing’. This Economist article explains that whereas businesses used to parade around talking about how green they were without doing anything, things have changed. “Now they seem to be “greenhushing”—getting on with the job of decarbonisation, […]

big ideas

Dynamic economics.

“Type 1 companies have new ideas: early radio, jet aircraft, semiconductor and internet companies were type 1.Type 2 companies steal ideas; early Facebook or Ali Baba are classic type 2 companies. Type 3 companies are Walmart, and Type 4 are […]

big ideas

Investors pile into rocks to absorb carbon emissions.

“Tech companies, banks and shipping groups are investing in a method of carbon dioxide removal that promises to speed up the chemical reaction between absorbent rocks and rainfall. The natural geological process is accelerated by spreading crushed silicate rock onto […]

big ideas

First electric aircraft lands at JFK.

“Beta Technologies became the first U.S. company to land an all-electric aircraft carrying passengers at New York’s John F. Kennedy Airport June 3, 2025.” ~ learn more

big ideas

One step closer to green hydrogen.

“The Korea Institute of Machinery and Materials (KIMM) … has developed a technology that stably generates high photocurrent under natural sunlight to efficiently produce hydrogen.” More energy is better! ~ learn more

big ideas

This stove boils water instantly, cooks meat perfectly.

And it is a backup battery for your home’s electric needs. “In this episode, we travel to San Francisco’s design district to meet Sam D’Amico, the founder of Impulse Labs, who’s turning the humble stove into a high-performance, battery-backed, grid-ready […]

big ideas

Abundance.

I cheated on Audible with this audiobook from Spotify. “Progress requires facing up to the institutions in life that are not working as they need to. It means, for liberals, recognizing when the government is failing. It means, for conservatives, […]

big ideas

The most hopeful chart in the world.

Solar power is great and I’ve shared before that every year the deployment of new solar blows estimates out of the water. “But here’s the thing. This chart has what you might call an “evil twin”, a cousin that gets […]