Researchers all over the world use a technology called optogenetics, which allows them to turn neurons on and off in living laboratory organisms, by exposing them to certain types of light.
Understanding the Brain
All things "brain" from the National Science Foundation.
Compare a boxy 1980s TV to the sleek high-definition TVs of today: That's a 25-fold difference. Spencer Smith's microscope is a 100-fold difference over the microscopes used today.
What goes into fruit fly courtship? It might seem like an odd question, but understanding its neural underpinnings--and studying the male-female interactions at the milliscale level--could help us better understand the complexities of social behavior.