for 20 years, the reef base known as aquarius has bubbled off the florida keys housing scientists ofipe. last time i was down here, nasa astronauts were using it to simulate life on the moon, but this one-of-a-kind place is endangered now, doomed by the federal budget acts, and here to try to save it is the former head of noaa, and unofficial sturgeon general, silvia earl. >> great to see you. >> reporter: thank you for having me in. >> welcome aboard. >> reporter: do you ever forget that you're 60 feet deep? >> it's easy to forget that you're not a sea creature. it's just so peaceful. >> reporter: yeah. >> until somebody makes a meal of somebody else. >> reporter: right. she has spent almost an entire year of her storied life underwater. over 6,000 hours climbing into massive suits, piloting tiny subs, diving deeper and longer than any woman and most men ever. she took her first breath of compressed air 60 years ago. and when harvard launched a two-week underwater project in the '60s, she was among the first in line. >> the head of the program, he said well, half the fish are female

florida international university scraped together enough to save aquarius for now. to thank you for this experience to be able to tell my grandkids that i actually went diving with sylvia earl. >> take care. >> god speed. >> that's impressive. >> not just an amazing cause, she's 77 years old and still doing that work. still rolling like that. that is impressive. for many reasons. >> hey, i'll be the next one down there. the next sylvia. hey, hey, hey. >> that's what you wear in the tub, huh? ? hd 3 [ female announcer ] going to sleep may be easy, but when you wake up in the middle of the night it can be frustrating. it's hard to turn off and go back to sleep. intermezzo is the first and only prescription sleep aid approved for use as needed in the middle of the night when you can't get back to sleep. it's an effective sleep medicine you don't take before bedtime. take it in bed only when you need it and have at least four hours left for sleep. do not take intermezzo if you have had an allergic reaction to drugs containing zolpidem, such as ambien. allergic reactions

age of aquarius. >> mine is one we haven't seen which is the chrysler ad.ught an ad in this. i thought last year's chrysler ad was the clint eastwood narrated halftime in america ad. they've done great ads. all from detroit. paul and i have a different piece. we have a different piece, imported, i have the chrysler car but looking forward to the chrysler ad. >> i like the allstate man ad and it's probably based on some of their ads before. it just strikes me -- >> goes all the way back to the garden of eden. pretty great ad, it really was. thanks for your contributions today. jorge ramos will stick around to answer your facebook questions for our web extra and coming up sunday spotlight shines on controversial education activist michelle rhee. she just did a report card for schools in every state and we've got the grades. 2k3wr5ids. this is for real this time. step seven point two one two. grades. verify and lock. command is locked. five seconds. three, two, one. standing by for capture. the most innovative software on the planet... dragon is captured. is c

. >> they're originally from the indo pacific, and they were brought into this country for aquarius thaty they got released. that's a real problem when people bring exotics into their homes. sometimes it's by accident but sometimes it's on purpose. people can't keep them anymore and they can't bring themselves to kill them. so think thank they're doing a good thing to release them to the environment which couldn't be worse because they can't be kept in check. in our waters they have absolutely exploded. they consume everything. they eat everything on a reef. you have a beautiful little patch reef covered with a rainbow of fish and you come back and 80% of those fish are gone. >> you have a significant solution for how to reduce the number of lionfish. what is it? >> one of the ideas is to eat them. they're very tasty. in order to encourage people to eat them, you don't need a permit. you need a hawaiian sling or spur that's needed. >> what do they taste like? >> they're very light? >> do they taste like chicken? >> no, no. they're a very light white delicate meat. there's all kinds of wo

>> well they're originally from the endopacific and they were brought into this country for aquariusd. that's a real problem when people bring exotics into their homes. sometimes it's by accident but sometimes it's on purpose. ppeople can't bring them anymore. so they release them to the environment. but they don't have natural predators to keep them in check. and so whereas in the endopacific, they're there but in reasonable numbers. in our waters they have just absolutely exploded. and they're consuming everything. they eat everything on a reef. so you have a beautiful patch reef covered with a rainbow of fish and you come back after a lion fish has been there for five weeks and 80% of those beautiful fish are gone. >> doctor, you have an interesting solution about how to reduce the number of lion fish. what is it? >> well one idea is to eat them because they're very tasty and they're actually very easy to catch. and in order to encourage people to eat them you don't even need a permit to go after them. you just have to use the right kind of hawaiian sling or spear that's designed

what is aquarius? uh, coca-cola for $1,200, please. what is tea? uh, coca-cola for $1,600, please. what is samurai? uh, coca-cola for $2please. and that is fanta. fanta. you all knew that. you were afraid to ring in. john. yes. uh, benjamins for $400, please. who is benjamin spock? uh, benjamins for $800, please. who is benjamin franklin? uh, benjamins for $1,200, please. uh, who is harrison? uh, benjamins for $1,600, please. and that would be benjamin disraeli. two clues left, john. uh, $2,000 for benjamins, please. who is benjamin britten? and now the last clue in tales of adventure... and once again, i can say i bet you saw the movie-- "papillon." "papillon." all right, elissa, $8,200, patrick, $11,600, john, $13,400. remember, the winner goes on to play as a semi-finalist and there are those four wild card spots for the high scorers among nonwinners. here's the final jeopardy! subject-- u.s. states. we'll reveal the clue when we come back after this. how old is the oldest person you've known? we gave people a sticker and had them show us. we learned a lot of us have known someo