CAL was part of NASA’s broader “Aerospace Medicine and Biology” research initiative that, during the 1960’s and 1970’s explored, among other things: hypnotic conditioning to reduce fatigue, the effects of hypothermic stress, the effects and uses of ultra-high and ultra-low radiofrequency; x-rays, and microwave radiation on humans, brain wave monitoring, and “implantable telemetry systems for use in animal monitoring.”246