berkeman's latest activity

I didn't recognize his name, but when I clicked into the link I definitely recognize his face. I think I watched a number of his...

You "have reason to believe" that galaxies are at least seven times older than the universe they exist in? Out of morbid curiosity, what...

Thank you for the nomination.:smile: Congrats to all the winners.:partytime: To the mentors keeping the site running smoothly.:bow...

Okay, since we don't seem to have any good responses, what has your reading shown you so far?

Based on the sketch, it seems that ##\theta## is the angle of cylindrical polar coordinates, not spherical polar coordinates. I agree...

Nice to meet you all :)

Yeah. And roll it down the aisle during take-off.

I dated a woman in undergrad who had this syndrome. It affects about 1/10,000 folks, and can lead to misdiagnoses in EMS (she had an...

@BillTre

Note to self: Always bring a tennis ball in my carry-on luggage from now on... :wink:

on the same theme as my last post I think most of us who have ever flown have probably suffered this problem .....

Glad to see many of my votes made it to the list and happy to discover users I did not know. Happy new year to everybody.

Sorry, @berkeman. My post above, #4, meant to add to the answer to your question, but I've accidentally quoted myself instead.