In the latter half, astronomer Seth Shostak talked about his continued work in the Search for Extraterrestrial Intelligence (SETI), new ways to make contact with ETs, the importance of new planet discoveries, and all things astronomy and life in space. One intriguing new approach for SETI, beyond radio telescopes, is to piggyback onto other scientific studies in the radio part of the sky's spectrum to see if any of the sounds are not made by nature.
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