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Jennifer Schmidt

Many people start exploring their sexuality in college. The lessons they learn about intimacy and attraction during these years lay a foundation for the rest of their lives.

"I have students who have had sex many times drunk but have never held someone's hand," says Occidental University sociologist Lisa Wade.

There is great comfort in the familiar. It's one reason humans often flock to people who share the same interests, laugh at the same jokes, hold the same political views. But familiar ground may not be the best place to cultivate creativity.

Columbia Business School professor Adam Galinsky has found that people who have deep relationships with someone from another country become more creative and score higher on routine creativity tests.

There are many reasons why the opioid crisis is so hard to confront. One of them is social stigma. It often extends beyond users themselves, to their families.

Hope and Pete Troxell live in Frederick, Maryland. Last year, their 34-year-old daughter Alicia died after overdosing on fentanyl – a synthetic form of heroin. She was seven months pregnant. Hope says before Alicia's death, they often felt the weight of judgment.

"So many people look at these [people] that are addicted to drugs, they call them every name in the book. They're junkies, they're thieves."

Have you ever noticed that when something important is missing in your life, your brain can only seem to focus on that missing thing?