Arthur C. Clarke is a name that often pops up when talking about space. He wasn't an astronaut or a politician, but a writer who had a huge impact on how people think about space technology. He was born in England but moved to Sri Lanka in 1956, when it was still called Ceylon. This move was a big deal for his career and for Sri Lanka's role in the space age. Clarke...

The small country of Estonia, tucked away in the Baltics, is a unique place. You might expect a small country to be uniform, but Estonia is surprisingly diverse. Estonians aren't all the same; different regions are home to different personality traits. This isn't just about quirks, either. The Big Five personality domains can be used to measure how people see the wor...