The Chemical Mind

The Chemical Mind

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What exactly happens when we get scared? How does our brain make our body react? Just what are Neurotransmitters? In this episode of Crash Course Psychology, Hank takes us to the simplest part of the complex system of our brains and nervous systems; The Neuron.

Are we designed to be sexual omnivores?

Are we designed to be sexual omnivores?

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An idea permeates our modern view of relationships: that men and women have always paired off in sexually exclusive relationships. But before the dawn of agriculture, humans may actually have been quite promiscuous.

Author Christopher Ryan walks us through the controversial evidence that human beings are sexual omnivores by nature, in hopes that a more nuanced understanding may put an end to discrimination, shame and the kind of unrealistic expectations that kill relationships.

Intro to Psychology

Intro to Psychology

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What does Psychology mean? Where does it come from? Hank gives you a 10 minute intro to one of the more tricky sciences and talks about some of the big names in the development of the field.

How one piece of legislation divided a nation

How one piece of legislation divided a nation

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You may think that things are heated in Washington today, but the Kansas-Nebraska Act of 1854 had members of Congress so angry they pulled out their weapons — and formed the Republican Party. The issues? Slavery and states’ rights, which led the divided nation straight into the Civil War. Ben Labaree, Jr. explains how Abraham Lincoln’s party emerged amidst the madness.

Lesson by Ben Labaree, Jr., animation by Qa’ed Mai.

Paper beats plastic? How to rethink environmental folklore

Paper beats plastic? How to rethink environmental folklore

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Most of us want to do the right thing when it comes to the environment. But things aren’t as simple as opting for the paper bag, says sustainability strategist Leyla Acaroglu. A bold call for us to let go of tightly-held green myths and think bigger in order to create systems and products that ease strain on the planet.