Science on Tap: Altered States of Light

Explore the science of light & cannabis, from how plants and people respond to illumination to the myths and realities of cannabis growing. Join us to hear from two fabulous experts from the School of Environmental Sciences at the University of Guelph, David Llewellyn and Youbin Zheng! David Llewellyn will kick us off with some Ruminations on Illumination: Sunlight is the fundamental energy source for all life on our planet. From a simple candle to modern LEDs, there are many ways humans have tried to imitate sunlight but never replicate it.This talk will give an overview of how people and plants perceive and utilize light very differently, whether it comes from natural or artificial sources. Then we'll hear from Youbin Zheng, with What’s the Buzz About Cannabis? What makes cannabis capable of relieving certain symptoms, influencing our mood, and helping some people relax? In this talk, we’ll explore the science behind cannabis, uncover a few myths, and discover how this fascinating plant grows, from seed to harvest, including how to grow your own.