Human-made structures act as artificial reefs, luring plankton and, in turn, Earth’s largest fish. That could put whale sharks at risk of ship strikes.

So they appeared on Season 16 of "Shark Tank," hoping to prove that their invention was a gadget your next skiing trip couldn't go without. Read more: 10 Little-Known Car Gadgets Worth Trying For ...

Zhach Pham and Steven Graf appeared on Shark Tank season 16, seeking $300,000 for 7.5% equity in their company, RigStrips. Their product, designed to protect vehicles from scratches while securing ...