Biology

Tribal affiliation follows the direct paternal line, while the question of Jewishness follows the maternal line. Does this mean that genetic testing is a valid way of ascertaining whether one is Jewish or a kohen?

The ethical position of the Torah with regards to cloning, as well as its Halachic ramifications, is of great discussion among contemporary scholars of Jewish law. I will limit this response to the actual question you asked -- cloned animals vis-à-vis the...

Scientists have demonstrated that they can take stem cells and build them into hamburgers. What does Jewish law have to say?