Show This Instrument ment Detects Dr Dreams ams How can you tell when a sleeping person is having a dream A sensitive galvanometer has been used in a psychological experiment to reveal when a dream was occurring The Thc experiment was described to the meeting of the American Psychological cal association in Chicago by Dr Louis W. W Max of New York university The sleepers were mute deaf per sons The hands of the deaf are arc used for both their speech and their written writ writ- ten en thoughts Perhaps for this reason thinking in in the deaf was found to be accompanied by current action in the muscles of the thc hands cur Action rents rent are those minute electrical currents currents cur cur- rents that accompany nervous im pulses A galvanometer and vacuum tube amplifier provided a means for recording re reo- cording for scientific study th these e minute mi ml- nute currents in the hands The emotions of worry and fear lear also produce the current action as do domany domany domany many types of sense stimulation Further research is now is progress which may reveal whether these ac aCt ac- ac currents tion-currents in the hands of the deal deaf are an essential part of their thinking process or whether they are arc merely a product sy-product r I 4 I |