Question
Is chuppah an actual obligation, or just minhag? Is it biblical or rabbinic? Also is there a minimum height of the chuppah?

Question
Dear Rabbi, During the recent war I’ve seen video clips of Israeli soldiers and civilians singing and saying “Am Yisrael Chai.” It seems to be an expression of elation and triumph. What does it mean and where does it come from? Thanks

Question
The 14th of Adar (or Adar II in a leap year) can never fall out on Shabbat on the fixed calendar. But suppose it could, what would be different from normal about the way Purim is observed?

Question
I heard a Jewish woman is tameh (even with no blood) after her first sex with a man. Is it true? Also A) what’s the din if she’s a convert who had sex pre conversion? B) what if her first sex is anal, oral, or handjob?