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Ethical Machines episode 4: David J. Klein

One of the most impor­tant insights that I’ve got­ten in work­ing with biol­o­gists and ecol­o­gists is that today it’s actu­al­ly not real­ly known on a sci­en­tif­ic basis how well dif­fer­ent con­ser­va­tion inter­ven­tions will work. And it’s because we just don’t have a lot of data.

Controlling the Brain with Light to Reactivate Lost Memories

The key mol­e­cule of opto­ge­net­ics is a light-sensitive pro­tein called chan­nel­rhodopsin, which is extract­ed from green algae. Scientists can insert chan­nel­rhodopsin into mem­o­ry cells. Subsequently, sci­en­tists can even acti­vate these with blue light which they deliv­er deep inside the brain with optic fibers.