Geiger counter Archive

  • Updated 3/22/11 with additional drawings and descriptions. The Japanese nuclear crisis has left Geiger counters in short supply.  The New York Times is reporting that at least one supplier of […]

    How to make a Geiger counter

    Updated 3/22/11 with additional drawings and descriptions. The Japanese nuclear crisis has left Geiger counters in short supply.  The New York Times is reporting that at least one supplier of […]

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  • Radiation from the Japanese nuclear accident comes from two main sources, radioactive iodine (iodine 131) and radioactive cesium (cesium 137). Radioactive iodine emits beta and gamma radiation. (see Journal of […]

    How to detect radioactive food

    Radiation from the Japanese nuclear accident comes from two main sources, radioactive iodine (iodine 131) and radioactive cesium (cesium 137). Radioactive iodine emits beta and gamma radiation. (see Journal of […]

    Continue Reading...