and then when i met carl sagan, i knew one of the greatest teachers. when i met carl sagan and had the honor and privilege to spend 20 years thinking with him, writing with him, working with him, building our beautiful family together, i felt this overwhelming desire to share the spiritual uplifting joy of knowing even a little bit about the universe revealed by science with everyone on earth. as carl used to say, why spend all the time in the laboratory, why not go out and do television shows and naturalization ceremonies and so many other things that he needed. when you are in love you want to tell the world. that is how i feel about my book which is very personal in many ways and of course personal in ways a television show could not be. that's what i wanted to do was to share that knowledge that is no longer impenetrable to me. it was no longer something i felt alienated from but instead almost an evangelical desire to tell these stories, people who would rather tell death than telling a lie about science. i don't think i could do that. they are no

is a really cool and very tantalizing new results but i always go back to phrase made popular by carl sagan that extraordinary claims require extraordinary evidence and even the authors say life is one of the possibilities but it's not the only yet we need another mission we need a new mission to get into the cloud deck and actually measure this and see if it is in and how much is there we'll talk to me about faustina why is philosophy gas why is it so crucial here. because it breaks down in action in large abundance as in the atmosphere so one of the main process that produces at large quantities is microbial activity and said that's why it's used when it's in high levels as a bio signature as the paper states and as the video clip we just heard there are other processes that can produce it no lower levels and so this is one of the things that we need to see how much is in those clouds you know we've always heard that venus because it is closer to the sun and because of its atmosphere that it would just be too hostile too hot for any type of life as we know what do these findings do they y

carl sagan have been proposing life in the clouds for decades. this is sort of the first tantalizingg evidence that may e they are there. brent: and you have said we need another mission. so, what would that mission look like? if you had it on your wiwish li. >> we would need ann atmospheric -- to go down into t the atmospherere and measure the chemistry. >> dada? >> yes? brent: it's ok. >> sorry. we would n need atmosphere -- yes? brent: let's go ahead. you may finish. >> we would need an atmospheric probee to go down ininto the cls and measure t the chemiststry ad look f for not j just phosphinet also things like organics and her buyer r signatures too seeee hohow much is there and whatat s ere in ororder to definitively prove there is life or not. brent: ok, all right. we appreciate your insights tonight and with the cameo appearance of your little kid. ththank you. it is live television. it's ok. thank you. all right, sports news up at french football. saint schumann -- hosted marseille. he says he was the target of racial slurs from gonzalez

right now we are going to kick off our sunday coverage with an Ãthe widow of carl sagan and the co-authoro, i'm annie and i'm speaking to you from my home in ithaca new york. ...... the democratic ideal so it is my great honor to

as the editor was to attempt to divide into appropriate sections of the moons in which i write carl sagan and jesse jackson, teddy kennedy, rick taylor and so on. then analyzing a specific problems that i hope assuredly, another section on commenting, a section on reflecting and then celebrating and appreciating areas people and a sports activity or to. so it's a wide-ranging collection. it's my ninth and the rest have involved overseas so i hope this will be. >> host: to people read former columns when youput them in a compendium like this ? >> guest: the operative word in your question is ordinarily and ordinarily people don't buy anything unless they are a part of a hard constituency read robert lublin can count the day after tomorrow on telling 4 and a half thousand copies of his new book but if a publisher brings out the ninth collection, that usually means people have bought the first day. >> host: what's this in numbers of books that you've written ? >> guest: the 25th. >> host: of all thosebooks which sold the best ? >> guest: the book that sold the best was the second of my for s