of the 21st century-- astrophysicist, hayden planetarium director, and nova science now host neil degrasse tyson. i'm maria hinojosa. this is one on one. neil degrasse tyson, thank you so much for being with us. >> it's about time you had me on the show. >> hinojosa: just in case people don't know who you are... >> okay. >> hinojosa: but of course, everybody knows. you are the most famous astrophysicist in the country... african american astrophysicist. you are the director of the hayden planetarium in new york city. you're the host of nova science now. and you write books, and you dance, too. >> i once danced. not much anymore. that was an earlier chapter in my life. and odd that you would mention my ethnicity there. and i say that because i once thought about that. and i realized that i may be the most visible scientist of any discipline, of any ethnicity, of any skin color, in america today. and the reason why i went through that mental exercise was because there i am trying to bring the frontier of science to the public, and i said, "i don't want to do that alone. i want some others there wi

next, neil degrasse tyson explores the universe in astrophysici astrophysiciastr astrophysics for people in a hurry. and profiles of 13 influential women in history. our look at the best selling books continues with "theft by finding" humorous. and facebook ceo comes in 7th with the advice for overcoming diversity in option b. and bill o'rielly looks at the leaders of the revolutionary war in legends and lives. followed by strength finder 2.0. and wrapping up the best selling non fiction books is jd dance with his recollection of his childhood in the rust belt in ohio. ....

seth: and a lot of them are guests on other talk shows as well, rachel maddow, chris hayes, neil degrasse tysoneah. because rachel maddow came through in like sneakers on. >> yeah. >> you know what i'm saying? like no suit, you know what i mean? just very chill. >> it's very casual. >> yeah. >> also, every celebrity loves our show, 'cause you can come on there and curse. >> yeah. >> seth: yeah, that's a nice -- >> it's so good. >> you can't come on here -- >> seth: no, yeah. >> it's good to just let -- >> seth: and you guys don't have to beep it right? >> no, we are allowed five "f" words. >> seth: really? >> every episode. >> i thought he was going to say it. i thought he was going to say it. [ light laughter ] >> i know! you know what, every -- we've been on other shows, on major networks and we've dropped big curses on every other show. and they told us not to do it on this, so we -- >> seth: yeah, you're -- >> very careful. >> seth: by the way, i'm going to -- i -- you know what? i'll give you one. >> you'll give us one? [ light laughter ] >> come on. [ cheers and applause ] >> how many syl

second shell can be filled up with base ♪ ♪ go atoms i feel your tug >> this is at the top of neil degrasse tyson'st. ♪ say oh carbon here's our touch ♪ >> how does anyone write that? >> i don't know. i'm just dancing. >> you're just dancing and i'm crushing. ♪ molecules take the shape of you ♪ >>> well, that brings us to the end of the episode. if you want more head to rightthisminute.com. >>> with camping season now under way, there are new warnings after a series of baea attacks. >> reporter: 33-year-old james frederick is recovering in the hospital after a close and lightning-fast encounter mother grizzly bear. >> we never saw her before she attacked. the first time i saw her was when she was attacking james. >> reporter: over the weekend, he and his friend alex were riding bikes outside anchorage alaska when suddenly the bear attacked, knocking him off his bike. >> the brown bear, the grizzly crashed out of the bushes, charged james who was behind my a few yards, and pulled him down off the bike. >> reporter: luckily, alex carries bear spray. >> i was able to spray her with the bear spray, and

second shell can be filled up with base ♪ ♪ go atoms i feel your tug >> this is at the top of neil degrasse tyson'st. ♪ say oh carbon here's our touch ♪ >> how does anyone write that? >> i don't know. i'm just dancing. >> you're just dancing and i'm crushing. ♪ molecules take the shape of you ♪ >>> well, that brings us to the end of the episode. if you want more head to rightthisminute.com. eight years into the disease was when all the light went out. for me, it was heart-wrenching. look into the eyes of somebody with alzheimer's sometime, you just don't see -- the person's soul is, like, gone. bea: and it takes a toll on everyone. i mean, it's -- it's a depressing disease to watch unfold before your eyes. she actually thought those of us who were caring for her and who loved her most were her worst enemies. more and more responsibilities fell on my shoulders. lisa: this disease just ravages a family. it changes your life. the magnitude of it is indescribable. my mother taught me to be in the moment. we have to live in the moment with them. and i'm going to be with that person right now, in this mo