Bit behind with KITP program events, mostly due to my deplorable inability to be in two or more places at the same time.
Bit on multiple populations, and then gravitational radiation sources.
Franca d'Antona's talk on multiple stellar populations is here - thought we knew simple main sequence stars?
Hah!
Worried?
You ought to be...
I'll be getting back to multiple populations and why some of us are worried later.
Richard on gravitational waves here follow by Ilya here
Another topic due to get heated.
More on that next week.