• Why is the night sky black?

    Why is the night sky black?
    A very silly question about an obvious fact, though not everyone knows about it.
  • Crazy with paradoxes 'quiz you prove'

    Crazy with paradoxes 'quiz you prove'
    Paradoxes have been discovered and debated by ancient Greeks since time immemorial. Let's take a look at the famous paradoxes mentioned in philosophy and science through the