Human Nature

Human Nature encompasses peoples' actions, perceptions, and thought processes. Topics include food cravings, mind-reading, and contagious yawning.

Most animals don't feel shame, but humans do. Why would we evolve something that causes us pain, stress and discomfort?

Researchers found that many white adoptive parents thought African-American children were "too different" for them though they'd consider children of other races.

We sat down with magician Brian Brushwood to learn how con artists and hackers can fool their targets with something as simple as a conversation.

Or hey, maybe you'd love to see your favorite football team win the Super Bowl for 13 consecutive years? Yep, those are the crazy odds we're talking about.

Yep, there's a whole world of collectors who are eager for unusual (and unused) air sickness bags.

Time to start taking "OMG OMG my heart's literally gonna explode" seriously. A new study shows "broken heart syndrome" has a happy – but still tragic – flip side.

And not just any artist, but post-impressionist superstar Vincent Van Gogh. All for just $10.

With 20 percent of U.S. women born after 1970 not having children, the question of who will provide elder care is becoming more urgent.

Reaching for another cookie? What goes into the cabinets has more of an impact on what goes into your mouth than you might suspect.

The Martian day lasts longer than ours, which means that people whose circadian rhythms are out of sync with our planet may do better colonizing our red neighbor.

Even so, those numbers aren't quite as high as you might think.

And you probably don't even realize you're doing it.

There's a magic number that gets casual players (maybe you) really interested.

And the U.S. isn't the only country where this gender gap is closing.

Researchers discover five different types of procrastinators, including "well-adjusted."

If you've ever met someone who obsessively kept track of every perceived wrong committed against them, then you've met one. The problem is when they turn violent.

If the personality of an ambivert seems familiar, it's probably because you are one — or know someone who is one. But if we're all ambiverts, is the term meaningless?

The threat of betrayal looms in all relationships. Wouldn't it be nice to know when it's coming?

Audio description is kind of like that friend who whispers key plot points to you during the movie when you miss them. It's pretty handy for blind film buffs.

Those vivid memories you have of traumatic moments? Fear may have made them less accurate than you think.

Science should be clean, simple, and just the facts, right? Unfortunately these traits of imperfect humans make perfect science tough to accomplish.

A study showed that self-professed experts claimed knowledge of concepts in their field that don't really exist.

But how they go about it may provide a lesson to sighted folks.

Sure, a scream grabs your attention, but do you know why? It has to do with "roughness," a particular quality you can hear in some sounds that fluctuate rapidly.

Forget about shifty eyes — your nose heats up when you're not telling the truth.