Psychedelics have impacted history for as long as there have been people wanting to get their minds blown. Discover who's been under the influence from Salem witches and Santa Claus to 1960s hippies and Steve Jobs, and find out how mind-altering substances have changed our world.
Where earth meets sky: how the most thrilling and dangerous point at the top of the world continues to fascinate, and what it takes to conquer the Big One.
2021 • Math
Psychedelics have impacted history for as long as there have been people wanting to get their minds blown. Discover who's been under the influence from Salem witches and Santa Claus to 1960s hippies and Steve Jobs, and find out how mind-altering substances have changed our world.
2021 • Math
Ever wonder what happens after a global pandemic? Sometimes the secrets of the future can be found in the past. In the wake of the Spanish Flu, the 1920s become the decade of flappers, jazz, and the speakeasy, and for many a time of unprecedented opportunity.
2021 • History
It's June 1944. the Soviet Red Army and the Western Allies are in a race to the finish line. The prize is Hitler's Berlin, and whoever is first to cover 700 miles will not only win the war but will get to decide
2021 • History
The Amazon rainforest is one of the enduring mysteries of the natural world - and no wonder, it is as big as the whole continental US! It’s home to over 2 million Indigenous peoples, and a massive 10…
2021 • History
Since the earliest pioneers million commercial flights each year, discover how innovation, coach class, and sex have made our flying fantasies come true.of flight,we've dreamed of conquering the skies. From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket to 40
2021 • History
The history of skyscrapers is the history of American cities, technological ingenuity, and a global boom in urbanization. From West to East, and 5 stories up to 1km high, there’s nowhere to go but up.
2021 • History
Putting the Orient Express – also called „the train of trains“ – on its tracks called for considerable stamina. Several times, the ambitious project of Georges Nagelmackers was on the brink of failure as the Belgian entrepreneur was facing the bankruptcy of his sleeping car company.
2021 • History
We are bad at making decisions. According to science, our decisions are based on oversimplification, laziness and prejudice. And that's assuming that we haven't already been hijacked by our surroundings or led astray by our subconscious! Featuring exclusive footage of experiments that show how our choices can be confounded by temperature, warped by post-rationalisation and even manipulated by the future, Horizon presents a guide to better decision making, and introduces you to Mathematician Garth Sundem, who is convinced that conclusions can best be reached using simple maths and a pencil!
Would mathematics exist if people didn't? Did we create mathematical concepts to help us understand the world around us, or is math the native language of the universe itself? Jeff Dekofsky traces some famous arguments in this ancient and hotly debated question.
The new "Brady Sequence" demonstrates why Fibonacci Numbers are not so special.
An algorithm is a method of solving problems both big and small. Though computers run algorithms constantly, humans can also solve problems with algorithms. David J. Malan explains how algorithms can be used in seemingly simple situations and also complex ones.
Imagine a game of dice: if the biggest number rolled is one, two, three, or four, player 1 wins. If the biggest number rolled is five or six, player 2 wins. Who has the best probability of winning the game? Leonardo Barichello explains how probability holds the answer to this seemingly counterintuitive puzzle.
Can you ever travel from one place to another? Ancient Greek philosopher Zeno of Elea gave a convincing argument that all motion is impossible - but where's the flaw in his logic? Colm Kelleher illustrates how to resolve Zeno's Dichotomy Paradox.