ROY G BIV

When I’m in full-blown teaching mode, I spend a fair bit of my semester lecturing about sensory biology. About the mechanisms behind how we can see, smell, touch. About the tiny senses that give us insight into the world around us. That alert us of danger. That point us towards things that might get us rewards. And every semester it’s always one of my favorite sections to teach, because it finally starts to feel relatable to my students. Teaching about neurons and neurotransmitters and cellular processes is so microscopic it almost seems unreal. But, understanding how we can run our fingertips along a surface and instantly identify it as warm. Well, that...