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Introducing our SMR power rankings

Introducing our SMR power rankings

Jan 22, 2026

Weekly Diary

Stephen McBride

16 startups, 1 champion: who wins?

The American Dream needs a factory reset

The American Dream needs a factory reset

Jan 16, 2026

Weekly Diary

Stephen McBride

Housing’s “iPhone moment”

How many lives will this AI model save?

How many lives will this AI model save?

Jan 11, 2026

Weekly Diary

Stephen McBride

I’m putting the finishing touches on a story 100 years in the making.

Rational Optimist Awards part 2!

Rational Optimist Awards part 2!

Jan 4, 2026

Weekly Diary

Stephen McBride

2026 will be an awesome year, and not just because it’s America’s 250th birthday. Innovators will wake up every morning and make it awesome.

The Rational Optimist Awards 2026 (with photos)

The Rational Optimist Awards 2026 (with photos)

Dec 28, 2025

Weekly Diary

Stephen McBride

It’s the holidays, and you’re likely reading this on your phone between family gatherings, with a plate of leftovers nearby. So it’s time to have some fun!

The great climate climbdown is finally here

The great climate climbdown is finally here

Dec 15, 2025

Matt Ridley

From the original Rational Optimist

We must defeat B.A.N.A.N.A.

We must defeat B.A.N.A.N.A.

Dec 15, 2025

Weekly Diary

Stephen McBride

Time to break the rules

Dude, where’s my supersonic jet?

Dude, where’s my supersonic jet?

Dec 10, 2025

Weekly Diary

Stephen McBride

The Wright brothers first sputtered into the air in 1903.

Ridley: Are we finally about to crack fusion energy?

Ridley: Are we finally about to crack fusion energy?

Dec 3, 2025

Matt Ridley

Imagine dropping a pea-sized capsule through a spherical chamber and hitting it with a colossal bolt of laser energy as it falls.

Ridley: America recharged my optimism batteries

Ridley: America recharged my optimism batteries

Nov 30, 2025

Weekly Diary

Matt Ridley

Today we’re sharing a piece from the original Rational Optimist himself, Matt Ridley.

The $65 million cube

The $65 million cube

Nov 23, 2025

Weekly Diary

Dan Steinhart

Imagine a cube 14 inches on each side, about the size of a microwave. At 2,200 pounds, no man can lift it. And it’s worth $65 million.

Welcome to Bastrop

Welcome to Bastrop

Nov 14, 2025

Weekly Diary

Stephen McBride

In most modern cities, steel cranes rise above the skyline. Back home in Abu Dhabi, crews break ground on a new project every month. But in California, the home of Silicon Valley and America’s supposed bastion of innovation? Nothing.

Quantum’s billion-dollar mirage

Quantum’s billion-dollar mirage

Nov 9, 2025

Weekly Diary

Stephen McBride

I’m on the road with Matt Ridley and ROS co-founder Dan Steinhart, visiting six cities and meeting 30 world-class innovators in two weeks.

Rational Optimists take America

Rational Optimists take America

Nov 2, 2025

Weekly Diary

Stephen McBride

I’m on my way to LA kicking off a two-week sprint across America with my ROS co-founders Matt Ridley and Dan Steinhart.

Is this a pipedream?

Is this a pipedream?

Oct 26, 2025

Weekly Diary

Stephen McBride

One of the coolest things about living in Abu Dhabi is how fast everything arrives.

The world’s new fastest car is…

The world’s new fastest car is…

Oct 19, 2025

Weekly Diary

Stephen McBride

There’s a new world’s fastest car. It’s not a Ferrari, Lamborghini or Bugatti. It’s Chinese brand BYD.

Who’s winning the SMR race?

Who’s winning the SMR race?

Oct 12, 2025

Weekly Diary

Stephen McBride with Dan Steinhart

If friendly aliens landed on Earth in 2025, they’d be baffled.

Your body’s check engine light is flashing

Your body’s check engine light is flashing

Oct 5, 2025

Weekly Diary

Stephen McBride

AI is the new doctor’s waiting room

Dad, can I tell you something

Dad, can I tell you something

Sep 28, 2025

Weekly Diary

Stephen McBride

I had a proud dad moment at 5:55 am yesterday.

Battery Magic

Battery Magic

Sep 17, 2025

Weekly Diary

David Galland

A time traveler from the past would certainly agree that much we take for granted today qualifies as magic.

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