. >> two uteri. this ult that sound shows some of the pups in one event.m counting maybe three or four pups in that area. there could be more. coming in and out of focus. finish this out. time to swing back in action. there was a lot of action over the course of three days. the team had caught a total of 15 sharks. >> i know we call it tiger beach. this shark caught on day 3 turned out to be pure gold for research. there was a female the team tagged before in october on their last expedition? >> this was their first recaptured shark of the trip. when they found it in october, it was pregnant. now he gets to find out what happened after that. >> showing she is not pregnant now. >> that's exciting. >> means we can use the acoustic tag data. >> how huge is that data point for you guys? >> my gosh. >> data point is, you know, is the holy grail. i couldn't believe it. i was thinking i hope it's, you know, one of our sharks. >> that's why we are here. to try to determine things. if we protect those important areas we can have a substantial conservation impact on

some of the stars to see it in action in this reaction hydrogen isotopes in this case tritium and uteri and combine to form a heavy isotope helium a single neutron and lots. energy because most importantly fusion gives off hardly any radioactive waste. a slow the idea of eater was first discussed at an international forum in washington in one nine hundred seventy five together with the leader of the us thermo nuclear program we gave reports on things we could do together and on ways to do them back in one nine hundred seventy five we said we should work on what is known today as a technological platform this was it or this is what we said back in one nine hundred seventy five and all the work after that basically followed this plan. of suggests that general secretary got about twelve bring it up at the geneva superpower summit in one thousand nine hundred eighty five he discussed it with president reagan and the international thermonuclear experimental reactor project was born in europe france in particular was already looking to diversify its energy sources and joined the project along