History HD

Two chance discoveries in the 1950s turn mundane industrial materials into legendary toys. Etch A Sketch and Play-Doh will rake in billions for decades to come, but not everyone will reap the rewards.

A teacher-turned-restaurateur invents America's most popular cookie, which leads to a battle of food giants and one of the most iconic packaged cookies in history.

The Wolfe brothers tour a massive West Virginia homestead complete with an antique auto showroom. And in Texas, an ex-drag racer with a mountain of petroliana is in the mood to sell.

Mike meets a Connecticut picker with major inventory-but getting access to his collection means dismantling a massive wall. Meanwhile, Robbie and Jersey comb through a collector's old-timey general store.

Remember when childhood came with a side of danger? Think back to the outrageous toys and daredevil playground antics that once defined growing up, as we uncover explosive science kits and more.

During a high-tech laser experiment at the Triangle, the team makes a shocking discovery that may explain the strange phenomena on Skinwalker Ranch.

Mother Nature levels the playing field this alligator season, unleashing a host of challenges that push hunters to new limits. Water levels have plummeted to unprecedented lows as the temperatures soar.

The human mind is home to all our thoughts, dreams and memories. The brain allows us to interpret and experience the world we live in. But are there people who are 'wired' differently than most of us?

Step inside the hidden areas where history was steered in secret. From Churchill's wartime bunker - complete with a direct line to FDR - to a Soviet base in the desert exposed by a daring spy mission.

A dog plays an unexpected role in recovering the World Cup trophy, and a puppy from the Ice Age emerges intact after 18,000 years. These stories reveal just how unpredictable the natural world can be.

Some catastrophes defy even our wildest expectations. Like a drilling accident that tears open the Earth and unleashes a fire pit or a ship mishap that sinks 4,000 luxury cars into the Atlantic.

The team investigates a large wooden shipwreck that could be one of the Bermuda Triangle area's earliest victims: the long-lost SS D.H. Mount.

A dog plays an unexpected role in recovering the World Cup trophy, and a puppy from the Ice Age emerges intact after 18,000 years. These stories reveal just how unpredictable the natural world can be.

Some catastrophes defy even our wildest expectations. Like a drilling accident that tears open the Earth and unleashes a fire pit or a ship mishap that sinks 4,000 luxury cars into the Atlantic.

During a high-tech laser experiment at the Triangle, the team makes a shocking discovery that may explain the strange phenomena on Skinwalker Ranch.

Mother Nature levels the playing field this alligator season, unleashing a host of challenges that push hunters to new limits. Water levels have plummeted to unprecedented lows as the temperatures soar.

Step inside the hidden areas where history was steered in secret. From Churchill's wartime bunker - complete with a direct line to FDR - to a Soviet base in the desert exposed by a daring spy mission.

The team investigates a large wooden shipwreck that could be one of the Bermuda Triangle area's earliest victims: the long-lost SS D.H. Mount.

During a high-tech laser experiment at the Triangle, the team makes a shocking discovery that may explain the strange phenomena on Skinwalker Ranch.