In the new experiments, scientists inserted hair-thin electrodes into the brains of two owl monkeys.

They conducted recording experiments where they inserted electrodes into the brain, while the toad was presented with worm or anti-worm stimuli.

The idea is supported by classical experiments in which doctors inserted tiny electrodes into the brains of awake patients.

For many years, tracking the activity of nerve cells involved inserting electrodes directly into neural tissue and painstakingly reading the tiny changes in voltage associated with their activity.

In April 2007, two research teams reported on having inserted electrodes into the nucleus accumbens in order to use deep brain stimulation to treat severe depression.

The defense lawyers have described such things as his belief that satellites controlled people and inserted electrodes into their brains.

They inserted electrodes into the brains of white rats.

They filled these with helium gas, and inserted electrodes at key tourist hubs.

By inserting electrodes into the giant squid axons, accurate measurements were made of the membrane potential.

He inserted single electrodes into monkey brains and identified single cells that responded to both a touch on the hand and visual space next to the hand.