Listen to this morning's class, "Can a Child Read the Torah for the Minyan?" here.
Follow along with the sources here.
Listen to this morning's class, "How Does Halakhah Change as Reality Changes?" here.
Follow along with the sources here.
For further learning:
1) Listen to our class on netilat yadayim here.
2) Listen to "Eating Fish with Meat or Dairy" here.
3) Listen to "The Truths of Halakhah (4)," for a fuller discussion of Hazal and science, here.