What did Thomson discover as a result of his experiments with cathode ray tubes?

What did the leaders of the soviet union feel would provide the most protection for their country

Lava and other matierls luanced from a volcano and into the air are referenced as

The procedures for reporting potential unanticipated problems involving risk to subjects or others to the irb are: stated in the human subject protection regulations, but not in the drug or device regulationsincluded in the consent processdetermined by research staffdetermined by the institution in its written policies and procedures