Deep Learning vs. Machine Learning: Explained

Well, you clicked this, so obviously you're interested in some of the finer nuances of artificial intelligence. Little wonder; it's popping up everywhere, taking on applications as far ranging as trying to catch asymptomatic COVID infections via cough, creating maps of wildfires faster, and beating up on esports pros. It also listens when you ask Alexa or summon Siri, and unlocks your phone with a glance. But artificial intelligence is an umbrella term, and when we start moving down the specificity chain, things can get confusing -- especially when the names are so similar, e.g. Let's make that distinction between deep learning vs machine learning; they're pretty closely related.