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A man says he's still owed money for a "skidsteer," while his former friend argues that he got stuck with a machine that belongs in the scrapyard.

A buyer says he was left dead in the water after purchasing a boat engine that wouldn't fire up; the seller argues that the sale was "as-is" and says the buyer sank any refund hopes by dismantling the motor; it's left to the judges to decide who's charting the truth and who's drifting off course.

Taking viewers through all aspects of a murder investigation.

How inventors are finding new and environmentally friendly ways to power the planet.

A look at how nature has inspired inventions; Velcro was influenced by the sticky burrs of the burdock plant; robots that can scale walls; suction cups inspired by one sucky fish; an innovation based on the gecko.

A nationwide contest reached out to teachers whose students are in kindergarten through 12th grade; the winner will join Emily as they train like an astronaut and experience weightlessness.