According to this answer, it seems as though staying up late is somehow a correction for Bnei Yisrael sleeping late. I've heard it explained that they thought nevua would only come while they are ...
In a fascinating article , Elliot Horowitz credits the introduction of coffee for the spread of the custom of staying awake at night. In the 15th century, the drinking of coffee originated in Yemenite ...
Considering the pretty obvious excitement, written in the Torah itself, that B'nai Yisra'el had about receiving the Torah, it seems contradictory that they would be sleeping on the day the Torah was ...
Someone told me this morning that he had, years before, seen a commentary published in the back of a volume of g'mara, likely Maharsha or Maharam, say that many of the agados throughout shas were said ...