Shipwreck Secrets

Alaska is known for its great beauty and inspirational landscapes. However, it is equally as notorious for its rugged terrain, brutal winters and remote locations. Still, like everywhere, life goes on in Alaska throughout the dead of winter. Everyday tasks often become extraordinary challenges. But, with the help of colossal equipment and machines, residents are able to not only endure, but thrive and enjoy among the sub-zero temperatures, steep mountainous terrain and fragile–sometimes deadly–ice. New Science Channel series Alaska Mega Machines examines the science behind how these machines are engineered for survival in the last frontier.

Adventurer Todd Sampson places himself in death-defying situations that laws of physics dictate will leave him unscathed.

Six of America's most talented kids get a chance to show off their amazing ingenuity and STEAM (Science, Technology, Engineering, Arts, and Math) skills as they tackle myths similar to those seen in MythBusters, ranging from driving, explosions, chemistry, physics, popular culture and more.

Explorers use old maps and modern imaging techniques to investigate historical mysteries.

Teams put their rocketry skills to the test each week as they compete in a series of contests to determine who can take their holiday cheer to new heights and walk away with the coveted 'Golden Rocket-Tree Topper' trophy.

America's do-it-yourselfers, innovators and entrepreneurs are getting the opportunity of a lifetime -- to turn their big ideas into big money. Every week four top makers from around the nation pitch their products to a panel of three experts. Which ideas will make the cut?