Laying Tefillin on a Cybernetic Arm: A Brave New World of Jewish Halakha

New technologies are turning science fiction into fact and Jewish law is scurrying to keep up. Is it okay to light fire on Shabbat by thought alone?

Almost 15 years after she was fully paralyzed by a brain-stem stroke, the 58-year-old American woman picked up a bottle filled with coffee, drew it to her mouth, and took a sip. Ecstatic at her success, she broke into a huge grin.