The second in series charts the story of exploration in the 20th century. 20th-century exploration began with flag planting in the name of empire, and over the decades, improvements in technology saw explorers take on greater and greater challenges - pursuing prizes from the poles, to the highest points on earth - and beyond. The incredible individuals who took humankind to the limits of what was thought possible also oversaw an evolution - as time...

The team investigates Nikola Tesla's final residence, The New Yorker Hotel, and find incredible evidence that it served as much more than a home to the controversial inventor. They also travel to Wardenclyffe, Tesla's infamous, abandoned laboratory.

In episode three, the team explores how nothing shrunk the globe more than our extraordinary ability to talk to one another across the oceans and continents. They reveal the fascinating chain of events that made such everyday miracles possible by telling the story of the extraordinary inventors who harnessed electricity and electromagnetism. Their brilliance led to three transformative inventions: the electric telegraph, the telephone, and wireless...

In the late 1800s, Maggie Walker, an African American community leader, helped establish a sanitarium for tuberculosis patients, a community center, and an educational loan fund, among other humanitarian projects. She was also the first woman in the United States to become founder and president of a chartered bank.

This is a timeline of the life of the Italian explorer, Christopher Columbus. An admiral, and navigator, he set sail westwards from Spain in 1492 with the aim of arriving in the Far East, but instead, landed in the Americas, then unknown to Europeans. Seen as a hero and pioneer by some, by others he is seen as someone whose arrival brought suffering to people living in the Americas.

Chronicles the life and achievements of the NASA engineer and inventor, from his childhood to his accidental invention of the Super Soaker water gun.

Presents a few of the weird and wonderful contraptions dreamed up by eager inventors over the last 200 years.

We all know that mankind can't live without air, food, and water...the same is true of salt. The salt on your table is a key to unlocking the story of our planet and the cosmos. Big History reveals how this simple molecule underpins our civilization.

Meet Rusty, a ten-year-old designer and do-it-yourselfer who solves problems using ingenuity and wild, innovative inventions. With his best friend, Ruby, his robotic pet, Botasaur, and their mechanical helpers, the Bits, Rusty helps to foster kids' interest in innovation, creativity, and the Maker Movement.

Cerne and Polenghi have made it possible for people suffering from coeliac disease to enjoy fulfilling, flavorsome - and most importantly, gluten-free - diets without having to avoid foods such as pastas, breads or other baked goods. Gluten can be found in all sorts of food and beauty products, even some that may not be so obvious, such as soaps. For those with coeliac disease, consumption of even a tiny amount of gluten can trigger an immune reaction...