September 29, 2011 – Dr. Stuart S.P. Parkin
IBM Research Centre, San Jose, California – “The Spin on Electronics! The Science and Technology of Spin Currents in Nano-materials and Nano-devices.”
September 22, 2010 – Dr. Thomas E. Mason
Director, Oak Ridge National Library, and President & CEO, UT-Battelle, LLC – “Powering the 21st Century: Sustainable Energy Solutions.”
November 12, 2009 – Dr. David Keith
Dept. of Chemical & Petroleum Engineering, and Dept. of Economics, University of Calgary
- “Dangerous Abundance: Navigating the Twin Challenges of Oil Scarcity and Climate Change.”
September 18, 2008 – Dr. Don Eigler

IBM Almaden Research Centre, San Jose, California -
”The Small Frontier.”
October 10, 2007 – Dr. Lisa Randall

Professor of Physics, Harvard University
- “Warped Passages: Unraveling the Mysteries of the Universe's Hidden Dimensions.”
September 28, 2006 – Dr. Gerhard Ertl (Nobel Laureate 2007)
Dept. of Physical Chemistry, Fritz-Haber-Institut der Max-Planck-Gesellschaft, Berlin – “From Simple Atoms to the Complexity of Nature: Reactions at Surfaces.”
October 6, 2005 – Dr. Art McDonald
 (Nobel Laureate 2015)
Queen's University & The Sudbury Neutrino Observatory Institute (SNOI) – “Exploring the Universe from Deep Underground.”
September 30, 2004 – Dr. Kerry Emanuel

Dept. of Earth, Atmospheric & Planetary Sciences, MIT, Cambridge, MA – “Predicting Hurricanes and Hurricane Risk: Is Juan a Sign of More to Come?”
October 17, 2003 – Dr. Peter Fromherz
Max Planck Institute for Biochemistry, Martinsried, Germany – “Brains & Chips: Computer Neuron Interfacing.”
October 25, 2002 – Dr. Mark Reed

Yale University – “The Coming Age of Nanoelectronics.”
February 1, 2002 – Professor Carlo Montemagno

UCLA -
"Convergence: Integrating Modern Biology with Modern Engineering and Physics."
October 11, 2000 – Professor Steven Chu (Nobel Laureate in 1997)

"The Laser Cooling and Trapping of Atoms and Biomolecules."
September 14, 1999 – Professor Douglas Osheroff (Nobel Laureate 1996)

"Superfluidity in Helium Three: The Discovery through the eyes of a Graduate Student."
September 21, 1998 – Professor Pierre-Gilles de Gennes (Nobel Laureate 1991)

"Bubbles, Foams and Other Fragile Objects"
October 2, 1997 – Professor Michael Grunze 

"Manipulating the Solid Liquid Interface from Sensors to Lithography."
October 4, 1996 – Professor Joseph Taylor (Nobel Laureate 1993)
"Binary Pulsars and Einstein's Gravity: The Layman's Guide to a Modern Astrophysical Experiment."
October 13, 1995 – Professor Melissa Franklin
"Strong Forces, Small Distances & Large Hands: Putting the Finishing Touches on Quarks."
October 28, 1994 – Dr. George Bednorz (Nobel Laureate 1987)

"High Tc Superconductivity: A Challenge for Science and Technology."
October 8, 1993 – Professor N. David Mermin

"The Vision of Einstein: The Caution of Bohr."
October 9, 1992 – Dr. Heinrich Rohrer (Nobel Laureate 1986)
"Possibilities of Miniaturization"
October 4, 1991 – Professor Leo P. Kadanoff

"Snatching Chaos From Order: Complex Results from Simple Systems."
September 28, 1990 – Professor Robert J. Birgeneau

"High Tc Superconductivity Comes in from the Cold."
October 27, 1989 – Professor Ernst Bauer

"The Many Faces of a Surface"
October 14, 1988 – Dr. Willard S. Boyle
 (Nobel Laureate 2009)
"Ingredients for Innovation"
October 9, 1987 – Professor Rudolf L. Mössbauer (Nobel Laureate 1961)

"The Solar Neutrino Puzzle."
October 3, 1986 – Professor Michael E. Fisher

"Universality and Singularity: Phase Transitions and Our Understanding of the Physical World."
November 4, 1985 – Professor Werner Israel

"A Romp through Relativity and Cosmology."
October 7, 1984 – Professor Ronald W. P. Drever

"The Search for Gravitational Radiation from the Stars: New Developments Using Laser Interferometry."
September 22, 1983 – Professor Arthur L. Schawlow (Nobel Laureate 1981)

"Spectroscopy in a New Light."
October 28, 1982 – Professor Val L. Fitch (Nobel Laureate 1980)

"Matter Antimatter Asymmetry."
October 15, 1981 – Professor Edward M. Purcell (Nobel Laureate 1952)

"Life in the Magnetic Field."
October 3, 1980 – Professor Chen Ning Yang (Nobel Laureate 1957)

"Gauge Fields: Generalization of Electromagnetism."
September 24, 1979 – Professor Sir Brian Pippard

"The Ivory Tower under Seige."
October 12, 1978 – Professor Freeman Dyson

"The End of the Universe."
September 19, 1977 – Dr. Ivar Giaever (Nobel Laureate 1973)

"Surface Physics and Immunology."
