Wow.
Thanks for the birthday wishes. Here is what I wrote in 2010 about Challenger.
[Update a while later]
On the thirtieth anniversary, there were still lessons to be learned. In fact, many remain to be learned today, on the thirty-seventh.
Wayne Hale has been reposting his remembrances of the loss of Columbia.
This is interesting. A marine did it two decades before Pearl Harbor.
[Update a few minutes later]
Here come the bugs. We’ll own nothing, eat insects, and like it.
This guy lost me at the calorie-restricted vegan diet.
What the Twitter files showed. An interesting history of content moderation.
I hope that this is just the first of many miracle cures.
Sadly, we’re apparently about to lose one of the great bloggers. If you’re the praying sort, spare some for him.
[Wednesday update]
Neo comes out.
I was not expecting that. My best wishes to both of them.
[Bumped]
Asteroids may be a bigger problem than we thought.
One thought: Weave a giant net out of space-sourced materials and consolidate it, then tow with a gravity tractor. Or hell, a gravity tractor would probably work without the net.