Hank explains the evolutionary basis for altruistic behavior in animals, including vampire bats!

In the 1600s, the Dutch East India Company employed hundreds of ships to trade goods around the globe. In order to fund their voyages, the company turned to private citizens to invest money to support trips in exchange for a share of the...

It sounds like something out of a sci-fi movie: a new crayfish population made entirely of asexually reproducing, all-female clones. But is it a new species?

The basic idea of human rights is that each one of us, no matter who we are or where we are born, is entitled to the same basic rights and freedoms. That may sound straightforward enough, but it gets incredibly complicated as soon as...

Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than...

Are you a left-brained person or a right-brained person? Spoiler: You're neither.

In which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US,...

When many individual organisms come together and move as one entity, that's a swarm. From a handful of birds to billions of insects, swarms can be almost any size. They have no leader, and members interact only with their neighbors or...

While searching for a kidney donor, Karen Keegan stumbled upon a mystery. After undergoing genetic testing, it turned out that some of her cells had a completely different set of genes from the others. And this second set of genes...

In 1942, a mother-daughter duo named Katharine Cook Briggs and Isabel Briggs Myers developed a questionnaire that classified people's personalities into 16 types. Called the Myers-Briggs Type Indicator, or MBTI, it would go on to become...

We've been talking a lot about meat consumption and its effect on our health. New studies indicate that meat may not be as bad for us as we've been told. But this is controversial. So, how do we talk about new findings that contradict...

Can a Robot Ever Become Your Friend?

Togetherness defines the collectivist rhythm of Indonesians’ lives. In Indonesian society, the role of the individual is subordinate to that of the group. Although development has brought many imported, impersonal elements of urban life...

Negotiating in France is all about business. Verbal agreements are seldom binding in France. While written agreements are essential, developing trust is key to preserving long-term, fluid business relationships. Review nuances and tips...

When it comes to communication, cultures can be high-context or low-context—and this is one of the key ways that cultures differ. In low-context cultures, people tend to be explicit and direct in their communications. In high-context...

When learning about culture, understanding individualism versus collectivism is essential. Individualism can be viewed as the emotional independence of an individual from groups or organizations. In contrast, in collectivist societies,...

Not all cultures view power from the same perspective. In Sweden, Norway, and Israel, for example, respect for equality is a warranty of freedom. Both managers and subordinates have carte blanche to speak their minds. People in these...

Many of the values and basic assumptions the Japanese make about life have their origins in Buddhism and Shintoism. The primacy of the group or the collective good and the value placed on maintaining harmony are particularly strong and...

In this lesson, we will look at the factors that can cause a cyber-attack, including the weakest link and the disgruntled employee in any organization, that could harm cyber security.

This video will teach about biometrics, the different biometric scans available, and biometric identifiers.

In this video, we will look at two different attacks: the denial of service attack and the distributed denial of service attack.

In this video, we will explore Amazon Macie. The video explains how Macie provides dashboards, alerts, and security measures to safeguard sensitive data and helps identify and protect various data types, making it an essential tool for...

A video entitled "Income Taxes" that discusses how income tax works.

One college professor is changing the lives of homeless around the country. You may remember Willie Baronet from our HooplaHa original video. It highlighted the artist's journey collecting homeless signs and shedding light on their...