In the realm of biology and chemistry, interactions lead to further interactions, as the energy of one unit creates the response of the next, which in turn launches yet another process. Everything is connected, and everything is part of a series of responses and influences. What goes around comes around. Read more...

One of the more striking institutions in biblical Israel was that of the Nazirite, a person who took a vow to abstain from grapes or grape products, from cutting the hair on the head, and from contact with the dead. The vow would cover a specific period of time (according to the Talmud, at least 30 days) and was only applicable in the Land of Israel. Read more...