Students at a Kentucky high school that wouldn’t have been interested in band before now play in the state’s first mariachi band. Nora Langdon is considered one of the best senior powerlifters in the world and wants to inspire others to keep exercising. An Arizona woman is named a CNN Hero for supporting Native American foster youth and families. A team of student engineers in Zurich have developed a robotic fish that can help scientists study ocean ecosystems in a new way. Plus, how astronauts can vote in space.

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