Five years of lectures are available now.
BYU College of Physical and Mathematical Sciences – Previous Summerhays Lectures
Plus the description of this year’s Lecture, it will be posted eventually.
BYU chemist to speak on science and religion at 2014 Summerhays Lecture
BYU College of Physical and Mathematical Sciences – Summerhays Lecture
More
My favorite “All Ye Need to Know” John D. Lamb May 20, 2014
2014 Distinguished Faculty Lecture
BYU College of Physical and Mathematical Sciences – Other Lectures see “Click Here” to view
The next two pages provide titles, remember or copy them and then find them in YouTube yourself. I am providing a couple of general searches that may work in helping you to find the one you want.
BYU College of Physical and Mathematical Sciences – Izatt-Christensen Lecture to attend via YouTube
BYU College of Physical and Mathematical Sciences – BYU Honored Alumni Lectures to attend via YouTube