…showcases Joe Biden’s failures.
[Thursday-afternoon update]
The Ukraine invasion was the result of a quarter century of appeasement.
[Update a couple minutes later]
From June through last month, I had been working with a bunch of young Ukrainians in Kiev (men and women). I suspect that some of them have enlisted. And the Russians are protesting the war in Moscow and St. Petersburg.
Regulatory agencies are barred from considering climate change in their rulemaking.
By the time Europe could develop its own crew launcher, it would be past obsolete (just as Ariane 6 is). They should be focusing on getting around in space with their own vehicles, not getting there.
[Monday-morning update]
Problem solved! Russia is offering to provide them with rocket independence.
[Bumped]
How we’ve mischaracterized it.
I’ve noticed that in public-policy areas in which we do a crap job of risk assessment/tradeoffs, it is areas in which there are policy agendas independent of the actual issues.
I hope that this is as good as it sounds.
We’re not making enough new people, so we’re going to have to keep the ones we have around longer.
…from recycling electronics and coal fly ash.
Whenever I see a breakthrough in processing like this, I always wonder how applicable it will be to space resources.
When I was at Rockwell thirty years ago, one of the projects I managed, with Ed McCullough (who died a couple years ago–NSS needs to update the page) and the late Bob Waldron was in adapting processes they’d been working on for beneficiation of lunar regolith to recover high-quality silicon and other things from fly ash. I guess it ended up not going anywhere after I left in 1993.
I’m supposedly quoted in this piece (or at least I gave Jim some suggestions), but unfortunately, it’s behind a paywall.
Thoughts on the dangers of ideology.
…to cure Earthly poverty. A long research paper, that I haven’t read yet, but she appears (unsurprisingly) to take a Lockean approach.
Brian Wang has run the numbers.
Reusable rockets have significant economic advantages at scale against aircraft for long haul. It’s partly because they don’t have to fight drag through the atmosphere for the whole trip.