The Pitch Drop Experiment

The Pitch Drop Experiment

In 1927, Professor Thomas Parnell of the University of Queensland in Brisbane, Australia created an experiment to demonstrate to his students the concept of viscosity and how some substances which appear to be solids are actually liquids. That experiment is still running 90 years later. Learn more about your ad choices. Visit megaphone.fm/adchoices

Avsnitt(2045)

Maslow's Hierarchy of Needs

Maslow's Hierarchy of Needs

Abraham Maslow’s hierarchy of needs is one of the best-known theories in psychology.  First introduced in 1943, the theory posits that people have an innate desire to reach their maximum potential, b...

24 Dec 202514min

National Geographic

National Geographic

On January 13, 1888, a group of thirty-three prominent citizens, including geographers, explorers, teachers, lawyers, cartographers, military officers, and financiers, gathered at the Cosmos Club in W...

23 Dec 202517min

The Chartist Movement

The Chartist Movement

The mid-19th century saw the rise of the first mass working-class political movement in British history. Despite being a working-class movement, they sought reforms in the British political system, n...

22 Dec 202514min

The Domestication of the Horse (Encore)

The Domestication of the Horse (Encore)

Sometime around 5,500 years ago, an event took place on the Eurasian steppes that fundamentally changed the world.  We don’t know who did it or exactly when it took place, but it was one of the singl...

21 Dec 202513min

Europa

Europa

Located around the orbit of Jupiter is the moon Europa.  It is the smallest of the Gallelian moons and the second closest to Jupiter.  Despite being a moon, Europa might just be the most interesting...

20 Dec 202514min

The 1994 Rwandan Genocide

The 1994 Rwandan Genocide

In 1994, the nation of Rwanda endured a brutal 100-day spasm of violence that tore families apart and claimed the lives of over one million people. Members of the ethnic minority Tutsi group were hun...

19 Dec 202515min

Synthetic Diamonds

Synthetic Diamonds

For thousands of years, diamonds have been among the most valuable substances on Earth.  Diamonds are not only the hardest substances known, but they are also incredibly hard to find.  However, in t...

18 Dec 202516min

The History of Coca-Cola

The History of Coca-Cola

Perhaps the most well-known brand in the world is Coca-Cola.  Best known for its cola soda, the company has become a global powerhouse in the soft drink market through its drink’s formula and visual ...

17 Dec 202515min

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