Tosafoth's unique opinion that Building is biblically allowed on Yom Tov, contradicted by a simple Gemara in Beitzah?
Beitzah 9b seems to undermine a famous Tosafoth in Shabbath 95a that introduces a fascinating Hiddush that Boneh (construction) on Yom Tov should be Mutar, but is forbidden because of rabbinic ...
The Gemara (שבת, פ׳ במה בהמה) has lengthy discussions about animals going out with covers tied to their udders or other extremities, and repeatedly (briefly) mentions a Zav wearing a sac to catch his ...
It says in Shabbos (12a) that one should always check his pockets on Friday so he won't accidentally carry on Shabbos. I don't understand the purpose of this checking. Even if one did carry ...