00:13The human voice:00:16It's the instrument we all play.00:18It's the most powerful sound in the world, probably.00:21It's the only one that can start a war or say "I love you."
0012So in college,0015I was a government major,0016which means I had to write a lot of papers.0019Now, when a normal student writes a paper,0021they might spread the work out a little like this.0023So
00:16Hello, how is everyone feeling?00:18(Cheers)00:20Are you ready to solve climate change?00:22(Cheers)00:23Good.00:24Do you know what a pettawat hour is?00:27Yeah, it's a unit of energy like ki
00:12There I was, an American woman,00:15up to my knees in muck, wielding these strange metal boxes.00:21I was in rural Bangladesh,00:22deploying sensors that we'd built00:24in order to understand
00:00Translator: Joseph Geni Reviewer: Morton Bast00:15Hi. My name is Cameron Russell,00:18and for the last little while, I've been a model.00:24Actually, for 10 years.00:28And I feel like00:30the
00:17When I was a kid,00:19the disaster we worried about most was a nuclear war.00:23That's why we had a barrel like this down in our basement,00:27filled with cans of food and water.00:30When the
00:05So I'm an infectious disease epidemiologist,00:08and it used to be the case that when I would tell people that,00:12they would ask me if it had something to do with the skin.00:15(Laughter)00
00:13This, this is Yoli.00:16I went to her childcare program that she started out of her home00:20in the community where I grew up.00:22I was in her program when I was four.00:24Over the years, she se