Beyond that, as former US ambassador tothe UN John Bolton noted this week in The Wall Street Journal, even if theWest were to impose such sanctions on Iran today, they would not impact the Iranian military's ability to operate.
It's been 50 years since Philip Morrison and Guiseppe Cocconi published their seminal scientific paper on SETI in thejournal Nature, and since Frank Drake first used the Tatel telescope in Green Bank, West Virginia, to attempt to detect any radio signals from technologies he thought could be orbiting the nearby stars of Tau Ceti and Epsilon Eridani.