Human society or health, ecosystems or engineered systems: the processes most relevant to our lives all depend on collective behavior, that is, are shaped by the actions and interactions of many semi-independent units, whether they be people, cells in our bodies, species of organisms, or nodes in a biological or engineered ‘neural network’. What types…

The past decade has brought episodes of exceptional and even historically unprecedented warmth, both in California and around the world. But perhaps even more disruptive than rising global average temperatures and record-breaking regional heatwaves have been the pronounced dry and wet extremes experienced over the same period–and especially the severe droughts, floods, and wildfires that…

The adage ‘a picture is worth a thousand words’ motivates visualization across disciplines, but how do we capture the motion of atoms and electrons that move faster than anything we can directly observe? In this talk, Sarah will describe how we create ‘molecular movies’ using ultrafast spectroscopy and microscopy that can freeze motion on femtosecond…