a great quote from lewis thomas who said the capacity to blunder slightly that is to mutate it the real marvel of d.n.a. without the special attributes we would still be anaerobic bacteria and there would be no music. that is a lovely quote. it tells us that the introduction of genetic variation allows us it to adapt to a changing environment and gives us the wonderful diversity we see in a room full of peel like this. although they can cause disease they also allow us to adapt. we should be thanksful for them. >> the natural context is how much do we differ. if the mutations are happen happening every time we reproduce how much is there between humans? identical twins differ at essentially zero d.n.a. bases. not quite true but close enough. they are identical at the d.n. allyl. unrelated humans? do i have any guesses as to how much an unrelated pair of humans differs at the d.n.a. level. one in what? well it is not very much. one in a thousand. so at the d.n. allyl, the most fundamental unit of our biology, we are 99.9% identical. there is an important message right there. if we compar

but this is a great quote from lewis thomas who said the capacity to lend her slightly, that is to mutate is the real marvel at dna. without the special attribute we would still be an aerobic bacteria and there would be no music. that is a lovely quote because it tells us that these mutations the introduction of genetic variation allows us to adapt to changing environment and what gives us the wonderful physical diversity we see in a roomful of people like this. although mutations can cause disease they also allow us to adapt and we should be thankful for them. the natural question that comes up in this context is how much do we differ? at these mutations are happening every time we produce how much variation is there among humans? if we look at identical twins these are nature's clones. identical twins differ at essentially zero dna aces. it's not quite true but it's close enough. they are identical at the dna level. if we look at unrelated humans do i have any guesses as to how much an unrelated pair of humans differs at the dna level black swan and what? well it's not very much. one an

from lewis and clark's exploration of the american west to civil engineer thomas mcdonald's creation of the interstate highway system. this is about an hour. >> well, thank you very much. first of all, the apologies. a slightly weird to be writing a book called the menu united states during its time when given that reason struggles and washington is seems more disunited and it has been prolonged a long time. icons, a very short trip of music at the end. i just hope that there will be no telephones during his presentation. otherwise i will feel like it was altered the -- had to answer actually addressing a huge political concept. so let's hope that does not happen. what i want to try and do tonight is to tell you a bit more of the background of this book which is a big sort of plum pudding of an affair. once i tell you how it all come into being, plums from the putting. the background, quite a complex story. you might be able to tell english. i fell in love with this country quite literally when i first arrived here in 1962. hitchhiking. i basically met at a science fair in london, th

lewis. a discussion on productivity in the 113th congress. thomas mann and norman orenstein join us. you can see "washington journal" each morning at 7:00 eastern on c-span. we bring public affairs events from washington directly to you. putting you in the room at congressional hearings, white house events, conferences, and offering gavel-to-gavel coverage of the u.s. house. of privatervice industry. created by the cable tv industry and funded by your local cable or satellite provider. now, you can watch us in hd. justice ruth bader ginsburg spoke about the supreme court during a conversation with theodore olson. olson recently argued before the court on to say sexy marriage -- on two same sex marraige cases. [applause] [laughter] >> [inaudible] >> audio. someone will also have to control the microphone. [laughter] >> it is a great privilege for me to have the opportunity to ask questions of justice ginsberg instead of the other way around. [laughter] i want to thank all of you out there who planted questions with me in the hopes that i would ask those questions, but i probably will

here with us now senior contributor, the daily caller, matt lewis and in new york, msnbc's thomas robertsue the conversation about the "duck dynasty" controversy by reading your piece in the daily caller. matt you write this. "duck dynasty" versus pajama boy two americas. and this is interesting. much of the criticism coming from conservatives regarding a & e's decision has focused on fact that a, robertson was merely stating an are a though docks christian position and b, that this is just his opinion. and he's entitled to it. and besides why are people so offended these days. but i'll make another observation. this may be an attack on unsophisticated country folks as much as it is an attack on orthodox christianity. when you consider the more effete cosmopolitan america that pajama boy represents you'll get a sense for why the "duck dynasty" folks are out of touch with today's acceptable norms. there is a huge schism between red state and america and america. >> you would agree that this is, though, conservatives do think that this is about what, not only orthodox christianity but the v

lewis. tom selleck bringing his mustache here. [ cheers ] we're going to demo the new ps4 on wednesday. [ audience oohs ] playstation 4. and we got music from capital cities, thomasr. i cannot wait for those guys. [ cheers and applause ] gonna be fun. but tonight is a show above all shows. he's a comedy legend, he's one of my favorites. he is bringing his one-man show, "700 sundays," back to broadway. this show is phenomenal. it's a limited run, so get tickets if you can. it is so awesome. i'll talk to him about it. the great billy crystal is here tonight. [ cheers and applause ] >> steve: billy crystal! >> jimmy: billy crystal! [ cheers and applause ] >> steve: william crystal. >> jimmy: i love him. plus, she is a very, very busy actress. she is starring in two new movies. "charlie countryman" and "a case of you." one actress, two movies, three names. evan rachel wood is on the show tonight. [ cheers and applause ] and that's not all! we got some good music. >> steve: what? >> jimmy: i'm talking about cher lloyd is here! [ cheers and applause ] featuring skee-lo! it's going to be fun tonight! >> steve: calm it down. >> jimmy: calm it down. everyone just has to c

thomas roberts and buzz feed. harold ford and sam stein, matt lewis and margaret carlson. a second bombing in russia. people killed on a trolley bus. 28 more said to be wounded on the heels of a bombing at the city's train station that left 17 people dead and 40 wounded. the first caught on surveillance and the blast as you can see lighting up the train station's grand window expelling a giant cloud of debris. they believe a female suicide bomber detonated after she was stopped by a police officer. a separate car bomb about 170 miles outside sochi where the winter games are next month. they are approaching the mounting questions about security surrounding the games. joining us live is nbc news correspondent, jim messeda. >> it's a major rail and bus hub for southern russia. a city that you have to pass to to go to or from sochi. it has a real value. investigators say today's bus bomb was carried out by a suicide bomber. no one claimed thursday which killed at least 30 and wounded more than 60 this was the work of islamists and insurgents from the region in southern russia. there reports of residents

lewis of the international studies. and then the discussion on productivity in the 113th congress. thomasmann of the brookings institution, the american enterprise institute. since it is even worse than it looks. you can see the washington channel each morning at seven eastern on c-span. >> i'm standing in front of the 1905, the world's first practical airplane. the third and final experimental airplane that the wright brothers built. today it survives as the second oldest of their plans today. this airplane which was considered the world's first practical airplane was constructed and loan in less than six years' time between the time that they built their kite and the success of this particular plan. this is also a plan that was billed less than two years after their first flight at kitty hawk , north carolina on december december 17th 1903. what is interesting to think about is that the rights flyer and kitty hawk flew four times, just four times on one very historic day, four very important flights and very much for the proof of concept of power. but the airplane behind me, the 1905 ri

washington journal" we talk with james andrew lewis. 230 a discussion on product in the 113th congress -- then a discussion on productivity in the 113th congress. thomas mann from the brookings institute joins us. you can watch "washington journal" each morning at 7 a.m. eastern on c-span. front of theng in world's first practical airplane. this is the third and final experiment to airplane that the wright brothers built. it survives today. wrightrplane that consider the first practical airplane was constructed and flown.-- phone -- this is also a plane that was built less than two years after the first flight to kitty hawk, north carolina. what is interesting to think about is that the wright flyer in kitty hawk flew four four times on one historic day. it was a proof of concept of power. waslane behind me, the 1095 905 capable of repeated flights and landings. it had upwards of 40 minute. is airplane could fly in graceful circles and do a figure eight and bend and turn and five very much like a modern airplane flies. his is very much a modern airplane capable of being with three independent axes of flight. >> there is more from the wright brothers a

lewis, thank you for talking to our viewers. if you want to follow our guest, you can do so on twitter, and we appreciate your time. guest: thank you. we willming up next, talk to thomas and norman ornstein about the 113th congress and its agenda for next year, but first an update from c-span radio. >> china says military relations with the united states face a rosy outlook. apparent attempt to contain damage between -- from a recent competition between the countries navies in the south china sea. the sides discussed the incident through normal channels and carried out effective communications. in its first official comment, details,try offered no except to say the chinese amphibious ship involved had been conducting a regular patrol. the u.s. pacific fleet says the cruiser maneuvered to avoid a collision while operating in international waters. turning to syria, a british foreign official is accusing the government of president bashar al-assad of effectively murdering a u.k. dr. held in syria's custody. " said there is no excuse for syrian authorities who have in effect murdered a british national who was in the country to help people injured during the silver war --

from lewis and clark's exploration of the american west to civil engineer thomas mcdonald's creation of the interstate highway system. this is about an hour.