For the last century

For the last century of neuroscience, lots of people have tried to control neurons using all sorts of different technologies – pharmacology (drugs), electrical pulses, and so on. But none of these technologies are precise. With optogenetics, we can aim light at a single cell, or a set of cells, and turn just that set … Read more

It is as dangerous

It is as dangerous for people unaccustomed to handling words and unacquainted with their technique to tinker about with these heavily-charged nuclei of emotional power as it would be for me to burst into a laboratory and play about with a powerful electromagnet or other machine highly charged with electrical force. Dorothy L. Sayers