If you've ever shouted at Siri or rolled your eyes at your Roomba, you know that artificial intelligence isn't always that smart. But there's still a lot that robots can tell us about ourselves.

In the last five years, 12 percent of terrorist attacks in the U.S. were carried out by Muslims and more than 50 percent by far right extremists. So why the media focus on "Islamic terrorism"?

Olutosin Oduwole was a college student and aspiring rapper when he was charged with "attempting to make a terrorist threat." We explore how perceptions of rap music may have played a role.

After a police shooting, there's often a familiar blame game: Maybe the cop was racist. Maybe the person who was shot really was threatening. Or maybe the bias that leads cops to shoot affects us all.

Decades ago, researchers introduced a new theory of policing. It's called "broken windows" and is seen by many as a cure-all for crime. But the idea is often used in ways its creators never intended.

This week on Hidden Brain: coincidences. Why they're not quite as magical as they seem, and the psychological reasons we can't help but search for meaning in them anyway.

We're often more honest when making searches on Google than when answering surveys or talking to friends. Seth Stephens-Davidowitz explains what these searches tell us about our thoughts and desires.

Many Americans are increasingly expressing their political beliefs with their wallets. Neeru Paharia explains how we use money to tell stories about ourselves, and to ourselves.

Many studies have shown that people who use social media may be unhappier than those who don't. This week on Hidden Brain, we explore the psychological effect social media has on us.

The use of solitary confinement in prisons has grown since the 1970s. Criminologist Keramet Reiter talks with us about the psychological effects that long-term isolation has on our minds.

When we think of lies, we think of the big stuff. We say, "I could never do something like that." But big lies start with small deceptions. Dan Ariely talks about why we lie and why we're honest.

When you really need something — whether it's money, food, or even time — it can be hard to focus on anything else. Researchers call this scarcity, and say it can affect many aspects of our lives.

In politics, it sometimes feels like we can't agree on basic facts. But according to neuroscientist Tali Sharot, facts are not enough — emotions may be the key to changing our minds.

This week on Hidden Brain, the stories of two men who showed empathy for the other side and found themselves labeled "enemy" by their own people.

Maz Jobrani, an Iranian-American comedian, uses humor to critique President Trump — whom he describes as "good for comedy but bad for the world."

We hear a lot about senseless violence: people who lose their lives or their freedom over a stolen backpack, or perceived slight. Two researchers think social science might help prevent these crimes.

Research suggests that college students are not having more sex than their parents were a generation ago. But sociologist Lisa Wade says the culture around sex has changed dramatically.

J. Marion Sims is remembered as the father of modern gynecology. Forgotten are the mothers of that medical specialty — the enslaved women whose bodies were used for the advancement of his research.

President Trump's executive order on refugees left travelers stranded at airports worldwide. To some, the scenes evoked images of Jewish refugees during World War II. We investigate the parallels.

Millions of Americans seem to ignore their own interests when it comes to how they vote. Sociologist Arlie Hochschild thinks we might be turning to politics to meet emotional needs, not economic ones.