Neurons in the brain of a transgenic mouse engineered to express a protein that emits light when neurons become active. Image: Qian Chen, Guoping Feng Home | News | Brain Scan Cover Image: Fall 2012 Brain Scan Cover Image: Fall 2012 Anne Trafton | January 2, 2013May 24, 2023 Facebook Twitter Linkedin Email Neurons in the brain of a transgenic mouse engineered to express a protein that emits light when neurons become active. Image: Qian Chen, Guoping Feng Neurons in the brain of a transgenic mouse engineered to express a protein that emits light when neurons become active. Image: Qian Chen, Guoping Feng Evelina Fedorenko receives Troland Award from National Academy of Sciences How one brain circuit encodes memories of both places and events Scientists engineer CRISPR enzymes that evade the immune system See all news