In 1960 – For the first time, a US presidential debate was televised. Vice President Nixon and Senator Kennedy debated in Chicago and were perceived differently by those who listened on radio versus those who watched on television.
In 1983 – 17-year-old Neal Patrick, of the hacking group 414s testified before the US House of Representatives about computer break-ins and how they might be stopped.
In 1991 – Eight people entered Biosphere 2, an airtight replica of the Earth’s biosphere in Oracle, Arizona. They left exactly two years later in 1993. Results of the experiment are still controversial.