to the YourTango newsletter!

FIND AN EXPERT
Advanced SearchAmy Robbins-WilsonDavid SteeleCatherine Behan

BIOLOGY

Biology Videos
Creative & Environmentalist On A Mission

Creative & Environmentalist On A Mission

I thought I'd share with you some of what I'm doing to change the world... at least what I hope to.

Someone once told me, "Lower your expectations of others and you'll be a much happier person." Well that may be true, but it's not part of my makeup. I'm forever hopeful that others will care about and act on the things that I care about. We all have missions we're on and have something we wish to share with others. I thought I'd share with you some of what I'm doing to change the world... at least what I hope to change. Frogs Are Green

Brad Pitt

Why Men With Symmetrical Faces Are More Selfish

Looking for love? Don't go for a Brad Pitt type: He could be a narcissist.

Symmetrical-faced beauties like Brad Pitt, Natalie Portman and George Clooney may be pretty to look at, but according to a new study, they're also more likely to be selfish jerks.

The Power of No

The Power of No

Did you know there is one word that will make a man fall in love with you?

Women have the mistaken belief that by always putting a man's needs first, doing what he wants and taking care of him, he will fall in love with them.  This actually has the opposite effect. You may be great in bed, hotter than Halle Berry, sweet, sexy and supportive, but he will still not want to make a commitment if you never say that word. That one word is "No."

Why Is Biology Against Us?

Why Is Biology Against Us?

Women are choosing to have kids later, but studies show puberty is starting earlier.

Many women today embrace the notion of being an independent woman. Women everywhere are saying "screw you" to society’s once norm idea of being a spinster if you aren't married in your 20s, and instead aren't walking down the aisle until they are good and ready.

bird song

Chirp Interpreted: Hint, Not A Love Song

Bird's tune more of "stay-away-from-my-man" signal than love song, researchers find.

Let's say a female antbird is hanging out with her male partner. The two lovebirds are perched there on a branch and along comes an attractive, single female antbird. The male starts to sing his song. But before attractive, single female antbird can even hear the first note, the male's parter starts singing over his song. This is in an attempt to "jam the signal" or interrupt her man-bird and prevent him from openly flirting, find researchers at the University of Oxford.

compatible couple

Are You Chemically Compatible? [VIDEO]

Dr. Helen Fisher explains how brain chemistry affects personality and our love lives.

Dr. Helen Fisher, world renowned biological anthropologist, discusses her book Why Him? Why Her?, which explains the connection between biology and human attraction. She's identified four main personality types: Explorer, Builder, Director and Negotiator.

Decoding Female Desire: What Makes Us Tick?

Decoding Female Desire: What Makes Us Tick?

Female sexuality isn't well understood, even by scientists: examining the biology of arousal.

Female sexuality isn't well understood, even by scientists: examining the biology of arousal. Meredith Chivers uses evolutionary biology to explain why women's bodies and minds are turned on by different things. Lisa Diamond believes that women's sexuality is much more flexible than is generally understood, and that women are more turned on by emotional intimacy. Marta Meana works on the theory that female lust hinges on narcissism—that is, being desired. Are any of them right? No one knows.

What Kind of Flirt Are You?

What Kind Of Flirt Are You?

The astrology and biology behind flirting styles.

Summer is almost, here. In addition to breaking out the sun dresses and flip flops, brush up on your flirting skills. Flirting is all in the DNA. Scientist show that the proclivity to flirt is in our genes. Learn a little bit more about how you flirt by discovering how your sign flirts. And in the end, no matter how you look, flirting is all about confidence and how you present yourself. So get out there.