Is love a signal winding through your neural pathways? A cliche? A cult? Love is easy to compare but difficult to define, maybe because we're fundamentally biased; we try to define love while falling in or out of it. And love feels...

This video is about how causal models (which use causal networks) allow us to infer causation from correlation, proving the common refrain not entirely accurate: statistics CAN be used to prove causality! Including:...

This week, science explains the chemical love-connection we share with our dogs, and how some of the most isolated populations of people in the world are different on the inside.

Neglect in the first few years of a child’s life can have many adverse consequences, and one of the largest studies on these effects occurred after the Romanian Revolution in 1989.

If it seems like friendships formed in adolescence are particularly special, that's because they are. Childhood, adolescent, and adult friendships all manifest differently in part because the brain works in different ways at those stages...

For the past 70 years, scientists in Britain have been studying thousands of children through their lives to find out why some end up happy and healthy while others struggle. It's the longest-running study of human development in the...

Empire, imperialism, and colonialism are all interrelated tactics of geopolitics that are used to achieve similar goals of one state maintaining economic, political, or even cultural dominance over other territories. Today, we’re going...

Scientists have found that Valentine's Day can have a negative impact on relationships and the holiday-related obligation to be lovey-dovey may have something to do with it.

Former NFL quarterback Alex Smith almost died after a particularly rough tackle snapped his leg in 2018 -- yet he was back on the field just two years later. In this inspiring talk, he shares his hard-won insights on overcoming fear,...

An excessive amount of alcohol can cause lots of problems, but lots of people drink fairly regularly without any of these problems. So, how do you know when you drink too much?

In a talk about understanding and practicing the art of healthy relationships, Katie Hood reveals the five signs you might be in an unhealthy relationship -- with a romantic partner, a friend, a family member -- and shares the things you...

Why do we often wait so long to recognize each other's gifts? Why are the truest compliments for the people we love often said only after they're no longer around to hear and savor them? Andrea Driessen makes the case for writing...

Today we’re going to talk about data relationships and what we can learn from them. We’ll focus on correlation, which is a measure of how two variables move together, and we’ll also introduce some useful statistical terms you’ve probably...

Lakshmi Pratury remembers the lost art of letter-writing and shares a series of notes her father wrote to her before he died. Her short but heartfelt talk may inspire you to set pen to paper, too.

Consent can be a tricky topic to talk about in sex education curriculums, but it doesn't have to be. In this hilarious and relatable talk, sex educator and TED Fellow Kaz offers a fresh look at teaching young people about the core...

Emotional abuse can be incredibly damaging, increasing a person's chances of developing depression and anxiety. But these behaviors can be subtle and difficult to spot, both from within and outside a relationship. It also often makes...

Interpersonal relationships are important to humans, but there are also times when these relationships can be unhealthy.

Like any committed relationship, the relationship between a business and its customers needs nurturing. And that shouldn’t come as a surprise! We need customers to run a successful business, and naturally they’re going to have certain...

Atoms are a lot like us - we call their relationships "bonds," and there are many different types. Each kind of atomic relationship requires a different type of energy, but they all do best when they settle into the lowest stress...

The word bipolar means 'two extremes.' For the many millions experiencing bipolar disorder around the world, life is split between two different realities: elation and depression. So what causes this disorder? And can it be treated?...

Self-reflection could link to negative feelings, but it could also be helpful if you know how to avoid those pitfalls. So let’s learn how self-reflection works and get to know yourself in a healthy way!

Our biases can be dangerous, even deadly — as we've seen in the cases of Michael Brown in Ferguson, Missouri, and Eric Garner, in Staten Island, New York. Diversity advocate Vernā Myers looks closely at some of the subconscious attitudes...

How do sociologists study and understand social interaction? Today we’ll explain the language sociologists use to discuss how we interact with the social world. What are statuses and roles? How are they different? How do you acquire...

Mice, bugs and hamsters are no longer the only way to study the brain. Functional MRI (fMRI) allows scientists to map brain activity in living, breathing, decision-making human beings. Read Montague gives an overview of how this...