Real Reasons for Sex Before Marriage

More people today are sexually active before marriage than ever before. The true reasons are practical and have little to do with changing belief systems.

Secrets of Sexual Attraction

The problem of how different tastes in physical attraction emerge is surprisingly complex. Influences range from brain biology to fashions.

What It Means to Be a Human

From Darwin onwards, scholars struggled to define our species. There are two leading theories, but neither seems workable.

Hating the Elite

Many deride the wealthy elite as symbols of inequality in democratic societies supposedly founded on equality. Why do people hate them so much?

Going Cold Turkey on Screens

Modern humans enjoy a much faster pace of life than our subsistence ancestors, makes us smarter but contributing to anxiety and health problems. Can we slow to a healthier pace?

Taking One's Cue from Others

All social animals are affected by what others around them are doing. Humans are no exception.

Are Dogs Self-Aware?

The standard test of self-awareness is being able to recognize ourselves in a mirror. Although chimpanzees pass this test with flying colors, dogs flunk.

The Autism-Genius Connection

Some people are exceptionally good at focusing on rarefied abstract problems. Some of these have exceptionally high IQ. Some are autistic. Some are both.

Is The Digital Age Inhabited by Stone-Age People?

Pessimists cite our reptilian brain as the source of random acts of violence. Even optimists brood darkly about the inner caveman who indulges in road rage.

Why Religion Evolved

Religion consumes up to a tenth of economic productivity in some societies. So it must produce corresponding benefits. What are they?

How Men Attract Women

How men attract women is a much more difficult question than vice-versa because women are both more selective, and also more individualistic in what they want.

Are Humans Adapted to Modern Environments?

Our two main theories of human behavior do a poor job of explaining how humans change to meet the demands of varied environments – but we do.

Your Brain on Text

Athletes look different from non athletes. Similarly, the brains of literate people are different from those who do not read.

Can Modern People Survive in the Wild?

The history of European explorers contains nasty stories of intelligent people failing to adapt to harsh new environments. One exception may be Viking colony in Greenland.

Why Women Want to Lose Weight

In subsistence societies, heavier women are perceived as fertile and sexually attractive. In developed countries, women strive to be more slender. Why?

Greed Is Good?

Greed is good! Sharing is for Communists and losers! Do such maxims capture the essence of human social behavior?

Why Eyes are Blue

Our remote ancestors likely had dark eyes, whether brown or black. Blue eyes are common in northern Europe and emerged some 5,000 years ago. This suggests evolution can be fast.

Fake News has a Real Audience

In a golden age of fake news we are becoming more accustomed to politicians spouting self-serving lies. We are also beginning to grasp the complicity of their audience.

Do Extraverts Have More Children?

Extraverts are more vulnerable to boredom. In the evolutionary past, they likely relieved the boredom by having affairs. Did this improve their reproductive success?

Fat Cats Are Actually Slim

New research finds that people who are slim and tall are significantly more likely to buy stocks.

Do Extroverts Manage Stress Better?

Our society favors extroverts as the outgoing individuals who discover continents and sell stuff and they may be better at managing stress also. So why did introversion evolve?

How to Take a Beating

We often receive little instruction on how to take a psychological beating. This advice will help you roll with life's punches.

Why Women Spend So Much Effort on Their Appearance

There is no argument about the fact that women spend a lot more time, effort, and money on their appearance than men do. How they look is clearly important to them. Why?

Cycle of Abuse: New Answers

The majority of abusive parents were abused themselves as children. Now we are beginning to understand the underlying biological mechanisms thanks to animal experiments.

The Long Reach of Diet

Dietary recommendations are often faddish as illustrated by flip-flops on whether to take vitamins. Now researchers are grasping how diet interacts genes and offspring.

Receptors and Personality

Most personality traits are highly heritable. Still, there is a great deal of doubt about whether complex human behavior can be genetically determined.

How Parents Raise Children to Fit In

There is a lot of skepticism about whether parents truly affect their children. Comparing kids in different societies finds links between parenting and outcomes.

The Psychology of Insults

Having been through an election that was won on the basis of insults, it's time to study why we so often put others down.

Why People Adopted Agriculture

The key question about the adoption of agriculture is motivational. Did our ancestors gravitate to the hard labor on farms because they grasped its potential for increasing food?

The Wage Gap and Sexual Competition

A persistent wage gap in pay between men and women is often interpreted as clear evidence of gender discrimination. Another interpretation looks at job choice.

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