In this video, we explore an abandoned fish pen, showcasing the various fish and sea creatures that inhabit it.

Kyle MacDonald, 27, traded a red paper clip on the Internet for a fish-shaped pen. He kept trading for something better and eventually got a house. On Mondays we focus on technology, and today ...

You can fish anytime, anywhere with the new Coleman Fish Pen. It transforms from an oversized pen to a light-weight fishing rod that you can easily carry with you anytime. That's the claim, at least!

In 2005, Canadian blogger Kyle MacDonald traded a red paperclip for a fish-shaped pen. From there, he wanted to see how many times he could “trade up” for something bigger and better. After ...

The pen is estimated to initially cost around $6 million, a fraction of the cost of other, more rigid offshore fish farming structures being used in the northern hemisphere.