>> yeah. >> the double helix, dna. [ applause ] that's deo-nuclea... >> yes, deoxyribonucleic acid. >> that's why they call it dna. >> right. >> that gives us reasons. what is this all in the middle over here? >> ok, you're going to have eight, eight rows going all at the same time and interweaving like, and you'll see a, here it goes right now. [ applause ] the dueling ramps they call it. >> here comes the duel ramps. get this. up one... both ways huh? >> and this one stops. >> yes! [ music ] [ cheers ] >> you know what. somebody first came to me and said we're going to have a young man who sets up domino's on the stage and he knocks them over. and i said, "ah, no big deal". i mean if somebody comes to you and says we got to, you say what? >> yeah. >> "who cares". but that is like a work of art. that's a mobile, moving painting or something. >> yeah. >> can you imagine the patience you'd have to have to do that? >> and not one miss. >> not a single one. that young man's name is bob speckett. bob, pick up your domino's and.. [ laughter ] we'll take a short break, joanie rivers will be

deoxyribonucleic acid. uh-huh. dna is the basic stuff of life. it's in the nucleus of every cell. it contains the code that guides the development of every living thing. what are you guys doing with it? we take the dna from a living organism, and we combine it with the dna from another organism, thereby creating an entirely new living substance. now, this particular recombinant form has just been developed, and we can't guarantee that it might not be virulent or even pestilent! just have a seat. hello, millicent. you've got the wrong one. look, mrs. kamen, i'm sure if you'll just give us a chance -- he's fooled you, too. come home. you stay away from me! you'll feel better. no, stay away! please, millicent. millicent! [ knock on door ] mitzi. uh, gentlemen, sergeant wojciehowicz indicates there might be some problem with dna? yes. you see, captain, the dna was spliced from a polyomavirus into a strain of escherichia coli. are you saying there's a potential health hazard in this...stuff? it's possible. no. [ sighs ] u're wearing one. um, captain, i think that both dr. rubin and mys

>> yeah. >> the double helix, dna. [ applause ] that's deo-nuclea... >> yes, deoxyribonucleic acid. >> that's why they call it dna. >> right. >> that gives us reasons. what is this all in the middle over here? >> ok, you're going to have eight, eight rows going all at the same time and interweaving like, and you'll see a, here it goes right now. [ applause ] the dueling ramps they call it. >> here comes the duel ramps. get this. up one... both ways huh? >> and this one stops. >> yes! [ music ] [ cheers ] >> you know what. somebody first came to me and said we're going to have a young man who sets up domino's on the stage and he knocks them over. and i said, "ah, no big deal". i mean if somebody comes to you and says we got to, you say what? >> yeah. >> "who cares". but that is like a work of art. that's a mobile, moving painting or something. >> yeah. >> can you imagine the patience you'd have to have to do that? >> and not one miss. >> not a single one. that young man's name is bob speckett. bob, pick up your domino's and.. [ laughter ] we'll take a short break, joanie rivers will be