Why AI and Machine Learning are not the same thing

With the evolution of digital technology, the definitions of AI and Machine Learning are quite distinct from what they were before. Add to that the complexity of people using these terms interchangeably or to mean different things, and we have a prime example of our confusions about modern technology. Ask a random guy at Times Square, "what do you think is meant by AI?" and he's sure to think of aliens, Men In Black or Halo. However, the fact is that artificial intelligence is quite a common part of our everyday lives – at least in the 21st century. What does it basically mean?