spock s brain is the first episode of the third season of the original science fiction television series star trek first broadcast september 20 1968 it was the first episode to air after nbc moved the show from 8 30 p m to 10 p m on friday nights it was repeated july 8 1969pock s brain is the first episode of the third season of the original science fiction television series star trek first broadcast september 20 1968 it was the first episode to air after nbc moved the show from 8 30 p m to 10 p m on friday nights it was repeated july 8 1969
terra firma. Terra firma is a Latin phrase, literally meaning firm land.. Nervous flyers are generally overjoyed to put their feet back on terra firma after a rough airplane flight.
Tera is a unit prefix in the metric system denoting multiplication by 1012 or 1000000000000 (one trillion short scale; one billion long scale). It has the symbol T. Tera is derived from Greek word ÏÎ­ÏÎ±Ï teras, meaning monster. The prefix tera- was confirmed for use in the SI in 1960. Examples of its use.