TV Guide

While drilling above the Golden Staircase, outsiders close in. A blast reveals a hidden tunnel, and the team enters, rappelling down to investigate.

Experts explain the importance of supermassive black holes. They have some answers, but can they solve the mysteries surrounding these phenomena?

Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind our star.

Senior recruits JQ and Jason Pohl to build a tribute bike for the Sikorsky Aircraft Corp. But fabrication issues have the guys spinning out of control.

The Teutuls build a luxury performance bike for Mercedes Benz-AMG. Sr taps a local artist to immortalize his kids in ink, then gets away with his best friend Gus.

Edd surprises Mike back in England by purchasing a 1916 Cadillac. The guys work hard to get the car ready for a 9000-mile endurance rally known as Peking to Paris.

Mike and Edd look over a few cars in the garage as they reminisce about the recent projects, with insight into how they went while looking at never seen before...

Mike gets his hands on a valuable 1995 Ford Escort RS Cosworth. Can new mechanic Ant Anstead bring back the 227 hp engine's famous 'fizz'?

Mike hopes to capitalise on '80s nostalgia by restoring an original 1982 Toyota Supra. Can Ant bring this car into the modern era without losing its originality?

Car dealer Mike Brewer snatches up a 1973 Ford Mustang Mach 1. Can mechanic Ant Anstead bring back the lost power by tuning up and enhancing the engine?

Mike Brewer and Ant Anstead try to arouse the passion of the Saab enthusiast community by restoring a rusty, non-driving 1973 Saab 96 to its past glory.

Inventive off-the-grid builders have created some of the world's most unique structures, including a cliff house retreat and a mushroom getaway.

Daring off-the-grid builders have created stunning waterfront homes, including an underground home on a rock quarry and an oceanfront tropical paradise.

The Raneys rescue a family descended from rock'n'roll royalty by reclaiming their homestead from the jungle on Kauai. But a dangerous flash flood causes issues.

In the Tennessee mountains, the Raneys constructs a massive yurt. They turn a rundown pond into a food source and create a workshop with a propane forge.