Cause of Challenger Disaster Revealed. William P. Rogers, head of the special commission appointed by President Ronald Reagan to investigate the January 28, 1986, explosion of the space shuttle Challenger, reports his findings at a press conference on June 9, 1986. Cause of Challenger Disaster Revealed. Share.  William P. Rogers, head of the special commission appointed by President Ronald Reagan to investigate the January 28, 1986, explosion of the space shuttle Challenger, reports his findings at a press conference on June 9, 1986.
conÂ·ducÂ·tivÂ·iÂ·ty. n. pl. conÂ·ducÂ·tivÂ·iÂ·ties. 1. The ability or power to conduct or transmit heat, electricity, or sound. 2. The conductance of a material. 3. Physiology The conductibility of a structure, especially the ability of a nerve to transmit a wave of excitation.
The ability or power to conduct or transmit heat, electricity, or sound. The ability of a body structure to transmit an electric impulse, especially the ability of a nerve to transmit a wave of excitation. conductivity. The ability to transfer heat, electricity, or sound by conduction. See conductance.