Still can't believe a blockbuster film brought in millions of people and then sat them down for 3h featuring Edward Teller arguing with Oppenheimer about fission vs fusion bombs.

If you came away curious about that debate, here are some of the parameters & stakes involved 🧵1/21 "Not kilotons, but megatons" — but what's a 1-ton bomb like? How about 100 lbs? Do you grok a 1-pound firework?

Beyond a certain threshold, it's all abstracted far from day-to-day experience, and we lose touch. Same problem as properly grasping millionaire vs. billionaire. 2/

Ah, well, it's nuclear war anxiety again. This time it's the big bad US-Russia potential world-ender that we're talking about. Here's a short thread on how you might plan and protect yourself if the worst comes... if you even want to. [1/x] Most Americans live in cities, and unlike a potential North Korea attack, in a nuclear war with Russia, almost every city would be a target. For people who live in apartment buildings and houses alike, there will be 2 main phases: immediate and medium-term survival.

For 75 years, we've been wrong about the attacks on Hiroshima and Nagasaki.

From the justifications in 1945, to the entire enterprise we've built since, it's time to rethink (and re-teach) nuclear weapons in the broadest sense.

My latest: thehill.com/opinion/intern… Broadly, we should be teaching everyone a lot more about nukes.

But beyond just the specs of these weapons or the intricacies of their strategies& justifications over the years, we should make space to reckon the full scope of peril we've given ourselves.

We all live under it.