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Space elevator – level 2
21-10-2026 15:00
Since the 19th century, scientists were thinking of building...Farming in Iceland – level 2
20-10-2026 15:00
Iceland has cold weather and very little farmland, but...Farming in Iceland – level 3
20-10-2026 15:00
Despite its cold climate, limited farmland, and remote location,...India’s big river project – level 1
16-10-2026 07:00
People in India are very angry today. The government...