In a rare moment of regret on ABC's Shark Tank, Kevin O'Leary watched a potential goldmine slip through his fingers.

Flint native Carrie Shaltz Haslup’s idea was so simple she thought someone else must have already invented it.

In a memorable 2015 episode of ABC's Shark Tank, Kevin O'Leary delivered one of his most controversial rejections.

One of the most dramatic scenes on ABC's Shark Tank occurred when Robert Herjavec, Mark Cuban, and Kevin O'Leary left the set ...

Kevin O’Leary has a harsh warning for cell phone users, in light of the massive tech stock selloff earlier this ...