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Our New Awareness of Radiation
The Nature of Electricity Magnetism
Other Environmental Forces
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ability alpha rhythm animals artificial astronauts atmosphere atoms Barnothy bioelectric biological clock biological radio body brain waves called carbon caused cell changes chemical Coriolis effect cosmic rays cycle detect direct current divining rod dowsers dowsing earth effect electric charge electric current electric field electric potential electromagnetic radiation electromagnetic spectrum electromagnetic waves electrons energy environment experiments external eyes force frequency gamma geomagnetic gravity hearing heat human hypnosis hypnotism infrared interaction investigated ionization ions laboratory light living things magnetic field mental Mesmer molecules moon move muscle natural navigation negative nerves netic nonliving normal nucleus organic particles patients perhaps phenomenon physical plants produce radio waves radioactive reported rhythm Rocard roentgens Russian scientific scientists seems sense sensory signals skin snails solar wind sound waves space spacecraft stimulation suggested telepathy tests theory thought tiny tion tissue ultrasound ultraviolet vibrations weightlessness