The Cambrian sea was a very strange and alien place ... Watch First Animals on The Nature of Things.

Follow wild stories of mysterious creatures, ancient civilizations, how AI impacts our world in unseen ways, and other weird parts of ... to Etiquette Pros 8 Things In Your Pantry To Throw Out ...

In short, it's an amazing place. Here's a list of some of the most mind-boggling things we've already found in the depths of the sea.

What's the strangest thing you've come across at the beach? For one Sunshine Coast grandmother, it was a "mermaid's purse" — ...