Psychology & Psychiatry

Is a biological driver behind the need for self-fulfillment?

As human beings, what drives us to higher levels of existence? Once we have satisfied the basics - food, shelter, a mate, children - then what? For many it's the idea of self-actualization, or realizing our full potential.

Psychology & Psychiatry

Jealousy—impact of sexual vs. emotional infidelity

In the largest study to date on infidelity, Chapman University has learned men and women are different when it comes to feeling jealous. In a poll of nearly 64,000 Americans this study provides the first large-scale examination ...

Immunology

A worm's-eye view of immunity

In 1998, scientists published the first complete genome of a multicellular organism—the worm Caenorhabditis elegans. At the same time, new technologies were emerging to help researchers manipulate genes and learn more about ...

Medical research

Scientists unlock evolutionary secret of blood vessels

The ability to form closed systems of blood vessels is one of the hallmarks of vertebrate development. Without it, humans would be closer to invertebrates (think mollusks) in design, where blood simply washes through an open ...

Psychology & Psychiatry

The many unexpected sides of romantic love

Love can bring out both the best and the worst in people. Which way it turns depends on the best way to protect the relationship, say researchers studying the evolution of romantic love.

Psychology & Psychiatry

Women become aggressive around sexual rivals

(Medical Xpress) -- New research conducted at McMaster University suggests women vying for male attention become aggressive towards other women they see as sexual rivals, a scene often played out in the media and popular ...

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