The South Florida investors, pitching their battery-operated watercraft called HydroBlade, made some mistakes on Shark Tank's ...

Mark Cuban has seen it all during his long tenure on Shark Tank. With more than a decade of deals under his belt, the billionaire investor has backed everything from game-changing tech startups to ...

While their ideas didn’t succeed, these aspiring entrepreneurs can definitely teach us a lesson or two. Scroll down to find some of the worst products featured on Shark Tank, and don’t forget to ...

It was just like “Shark Tank,” except there were no wealthy investors, no great ideas, no problems solved and no money to be ...