The first and second seasons of Stranger Things focus on the mystery of the town of Hawkins and the Upside Down. In season one, Will Byers disappears, and his friends try to find him. During their search, they meet Eleven, a girl with special powers who escaped from a secret laboratory. Together, they discover that the lab opened a gate to another dimension, which caused dangerous creatures to enter their world. Season two continues the story after Will is found. He struggles with the trauma of

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NASA on Instagram: "What's it like to float through the International Space Station? For more than 25 years—since Nov. 2, 2000—humans have been living and working on the @ISS. More than 290 people from 26 countries have visited the station; their work and scientific research is helping us learn how to live in space (and prepare for missions to the Moon and Mars) while making life better back on Earth. As we celebrate this milestone, we've released a new 15-minute tour of the station; follow alon