Well, since Harvard doesn't have nursing, your choice between the two would have to be Yale. But what they offer is a graduate degree. So you need to already be an RN with a BSN.
Let me give you a little inside info: when it comes to getting an RN position in primary care (bedside nursing), it doesn't matter where you earned your degree, as long as the school is either NLN-accredited or AACN-accredited. Nursing is not a career in which having an Ivy League education makes or breaks your career.
So, that being said, you need to earn your Bachelor of Science in Nursing first and have several years of nursing experience before you apply to Yale for a Masters, unless you go straight into the GPEN, which is a program for RN, BSNs with about a year or two of nursing experience and who are undecided ab