I’d like to attend this event. Maybe we’ll be through bathroom-renovation hell by then.
Falcon Heavy is getting ready for its hot-fire test in Texas, and LC-40 is getting back in business after the boo boo last fall.
…results in the creation of all four DNA bases. This seems much more significant than Miller-Urey.
If, like me, you couldn’t make it to Colorado Springs last week, Calla Cofield has highlights.
[Noon update]
Valerie Insinna has the story on Tory’s choice in engines. Aerojet Rocketdyne has to have fingers crossed in the hope that BE-4 testing doesn’t go well.
Dick Eagleson has some interesting speculation.
Meanwhile, is the small-sat launch industry going to be Amazoned?
Bob Zimmerman has some thoughts on the gas giant.
Should we be supplementing, or not?
As is often the case, the science is iffy. I’m taking 5000 IU of D3 daily (or at least when I remember to take anything). No idea if it’s helping, but I don’t generally spend a lot of time in the sun. In fact, I have a solar-powered watch whose battery occasionally runs down because I spend so much time in my office. So it seems likely that I’m somewhat deficient.
Why did they use Tomahawks? This is a pretty good explanation. As the article says, it was low payoff, but it was also low risk, and could be done quickly without having to coordinate with allies, as symbolism.
[Update a few minutes later]
What the Syria attack did, and didn’t do.
For those in a hurry, a cute one-minute haggadah.