Monday, April 23
4:00 pm - 5:00 pm	Astronomy Tea Talk Cahill, Hameetman Auditorium Evan Keane, MPIfR, Bonn,
4:00 pm - 5:00 pm	High Energy Physics Seminar Lauritsen 469 Creating Large Mass Athermal Phonon Detectors with 1-10eV Trigger Thresholds for Coherent nu½-N scattering and Exotic Dark Matter Application Matt Pyle, UC Berkeley,
4:15 pm - 5:15 pm	Applied Mathematics Colloquium Annenberg 105 John von Neumann and the Origins of Modern Numerical Analysis Joseph Grcar, SIAM Visiting Lecturer,

Tuesday, April 24
3:30 pm - 5:00 pm	Carnegie Observatories Colloquium Carnegie Observatories, 813 Santa Barbara St., William T. Golden Auditorium "Star Formation in Extended Disk Galaxies"
4:00 pm - 5:00 pm	A Quantum Enhanced Gravitational Wave Detector Cahill, Hameetman Auditorium Sheila Dwyer, MIT,

Wednesday, April 25
12:00 pm - 1:00 pm	IPAC Astronomy Lunch Seminar IPAC 102 (Large Conference Room) TBA
12:00 pm - 1:00 pm	Mathematical Physics Seminar Two Dynamical Aspects of Quasi-periodic Jacobi Cocycles: (Self) Duality and Upper Bounds for the LE
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Water in space: from interstellar clouds to planet-forming disks (14th Annual Greenstein Lecturer) Ewine van Dishoeck, Leiden Observatory, The Netherlands & Max Planck Institute for Extraterrestrial Physics, Garching,
8:00 pm - 9:00 pm	Shrinivas R. Kulkarni: "An Explosion of Explosions" Beckman Auditorium

Thursday, April 26
2:00 pm - 3:00 pm	Special Chemical Physics Seminar Noyes 153 (J. Holmes Sturdivant Lecture Hall) Reactions of OH Radicals, H Atoms, and Solvated Electrons in Pressurized High Temperature Water David M. Bartels, Professor, Radiation Laboratory, University of Notre Dame,
4:00 pm - 5:00 pm	Physics Research Conference East Bridge 201 (Richard P. Feynman Lecture Hall) Quantum Coherence in Photosynthesis Birgitta Whaley, UC Berkeley, Birgitta Whaley, Professor of Chemistry, UC Berkeley,

Friday, April 27
10:45 am - 11:45 pm	High Energy Theory Seminar Lauritsen 469 The black hole information paradox Samir Mathur, Ohio State Univ,