What is the best invention of the 21st Century?, Why did dinosaurs disappear?, How does the lack of sleep influence the brain activity?, How do animals and people differ?, How are text messages changing how students read?, How are computer viruses created?, How has Amazon affected local economies?, Why is a platypus interesting and unique among other mammals?, What science knowledge is the most useful for everyday life?, Who is the most influential person in modern-day history and why?, How does one avoid becoming a computer/phone addict?, How will our planet change over the next ten years?, Why is cryptocurrency so popular these days? Do we need it?, How did the invention of the mobile phone change the world?, How does propaganda work?, How and why does a person’s behavior change in a crowd?, What are the pros and cons of virtual education?, What are NASA’s greatest accomplishments?, What are the benefits of spending time in nature?, What are the best ways we could make life less stressful?.

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