. >> wendy schmidt is a philanthropy whphilanthropist. who teamed up to invent a sensor to test acidification. >> accurate enough that the results matter. >> the goal is to create a network of sensors that will collect data on the world's oceans from the depth of 10,000 feet all the way up to the surface. and monitoring acid levels in real time. >> what we want to see out of this x prize are devices everywhere in the hands of scientists all over the world, research institutions, coastal managers,. >> angioteams have submitted their best ideas to x prize to split for a collective of $2 million in prize money. >> you never know where innovation comes pr. it was fun. >> our winner sun burst sensors, you have spent some time with them, what have you snowed? >> they come from missoula, montana. they don't have an ocean there. >> it's made of ti titanium. this is the i sammy, it is an inexpensive sammy. >> it won both the accuracy and the cost hands-down. i think the numbers that were important here is they brought the cost of one of these sens