 Stockholm native Greta Thunberg first heard about climate change when she was 8 years old. She absorbed the solutions adults threw at her -- recycle paper, study the data, train to be a climate scientist. None of it felt like enough. "What's the point of learning facts in the school system," she asks, "when the finest science from that system means nothing to our politicians and society?" In this passionate call to action, Greta explains why, in August 2018, she walked out of school and stood firm outside the Swedish parliament in an effort to prompt change. As she says: "We have all the facts and solutions. All we have to do is wake up and change." Watch »  If you've ever watched a wave crashing over ocean rocks, you may have wondered -- how do all those mussels, oysters and barnacles stay stuck on? Turns out they make their own incredibly powerful glue, and it might hold secrets we humans can borrow. Dive into the fascinating (really!) world of glue and cement with scientist Jonathan Wilker. Watch » |  The American election system is complicated and fragmented, to say the least -- and the clear results are low voter turnout, lack of information and lack of engagement in democracy. Civic engagement champion Tiana Epps-Johnson shares one key thing that's needed to bring voting in the US into the 21st century -- and to get every person to the polls. Watch »  Reimagine the limits of architecture with Débora Mesa Molina, in this breathtaking, visual tour of her work. She and her team show how structures can be made with overlooked materials and unconventional methods -- or even extracted from the guts of the earth. "The world around us is an infinite source of inspiration if we are curious enough to see beneath the surface of things," she says. Watch » | |
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