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NASA volunteers complete year-long mission in 3D-printed Mars bunker in Texas
Sky News via Yahoo News· 17 hours agoNASA volunteers who spent over a year in a simulated Mars bunker have completed their mission. After...
A brief history of Esperanto, the 135-year-old language of peace hated by Hitler and Stalin alike
The Conversation via Yahoo News· 13 hours agoCreated in Europe during a time of intercultural struggle and strife, Esperanto was meant as a...