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Sexual Selection

Scientist Shoots Down Theory About Peacock Tails

The Huffington Post | David Freeman | Posted 09.18.2014 | Science

Peacocks pay a steep price for impressing peahens, or so scientists have long hypothesized. The idea is that the extra weight and bulk of their elabor...

Fear Not the Hipster Beard; It Too Shall Pass

Rob Brooks | Posted 06.16.2014 | Science
Rob Brooks

If you haven't been outdoors in a few years, you might not have noticed that beards are back. Why are beards sprouting from the unlikeliest faces? And is there anything that might make them stop?

Our Vain Tom Turkey and How He Got That Way

Steve Zack | Posted 01.26.2014 | Green
Steve Zack

As we give thanks this season, I think it appropriate we better appreciate the meal on our plate as a remarkable species of often striking appearance in the wild.

Rams Pay Big Price For Having Big Horns, Study Shows

| Elizabeth Pennisi | Posted 08.23.2013 | Science

LISBON—Sometimes it's better not to be the best. Take rams. Those with bigger horns get the girl more often—but they also die younger, according t...

Jacqueline Howard

BUSTED: Four Big Myths About Female Attractiveness

HuffingtonPost.com | Jacqueline Howard | Posted 08.04.2014 | Science

"Beauty" is how we appreciate the world. It’s what attracts us to each other, and quite frankly, scientists suggest it's biologically advantageous. ...

Guitarists Really Are Hot

The Huffington Post | Nina Bahadur | Posted 05.06.2013 | Women

Have a single guy friend looking for a date? Tell him to invest in a guitar. A new study out of the Université de Bretagne-Sud in France, forthcom...

'Journalist Bait' Study Deemed A Fraud

natureheader | Posted 05.06.2013 | Science

By Eugenie Samuel Reich Few researchers have tried harder than Robert Trivers to retract one of their own papers. In 2005, Trivers, an evolutionary b...

Facial Hair Study Reveals Look Women Like Most

The Huffington Post | David Freeman | Posted 05.01.2013 | Science

Talk about cutting-edge science. A new study conducted by researchers in Australia shows that women prefer men with heavy stubble over clean-shaven gu...

Was Darwin Wrong About Sexual Selection?

Patricia Adair Gowaty | Posted 03.04.2013 | Science
Patricia Adair Gowaty

I greatly admire Darwin's selection hypotheses and think what I have to say might surprise some readers familiar with my skeptical attitude to some investigations of sexual selection.

Penis Size Matters?

The Huffington Post | Dominique Mosbergen | Posted 02.26.2013 | Green

Does size really matter? According to a new study, the answer is 'yes' -- at least when it comes to a certain species of mole. The study, publi...

The Power of Sexual Selection: How Psychology Influences Evolution and Vice Versa

Allen Frances | Posted 04.28.2013 | Science
Allen Frances

Our psychology has been shaped by a sometimes uneasy balance of natural and sexual selection -- the practical need to acquire our daily bread and the romantic need to find love and produce offspring.

Love Might Be Blind, but She Is Rarely Deaf

Jag Bhalla | Posted 04.16.2013 | Science
Jag Bhalla

Love might be blind, but she is rarely deaf: Language and love have always been intimately entangled. Indeed Darwin believed love was one of the main ...

Ugly Guppies Put Familiar Mating Strategy In Spotlight

AP | RAPHAEL SATTER | Posted 02.13.2013 | Science

LONDON -- When it comes to mating, guppies treasure their ugly friends - because they look so good by comparison. An article published Wednesday by B...

How Much Does 'True Belief' Cost?

Patricia Adair Gowaty | Posted 04.04.2013 | Home
Patricia Adair Gowaty

Sometimes the cost of believing something is true when it is false (being a "true believer") is gravely expensive compared to the cost of a believing something false when it is true (being a skeptic).

Sex Science: Controls Can Keep You From Fooling Yourself

Patricia Adair Gowaty | Posted 03.18.2013 | Science
Patricia Adair Gowaty

What might any scientist, perhaps one like A. J. Bateman, who did a foundational study in sexual selection, have done to save himself from his likely mistakes? Bateman might have used a control experiment to test if the assumptions of his methods were met.

Sex Science: Repetition Is a Way to Keep From Being Fooled

Patricia Adair Gowaty | Posted 03.05.2013 | Science
Patricia Adair Gowaty

Could Bateman's influential conclusions about the lack of effect of mate number on reproductive success of mothers have been due to an undercount of the number of offspring mothers must have had? Our repetition proved that an unreliable method produced biased results.

Sex Science: 'The Best Part of 'Believe' Is the Lie" (Part 3)

Patricia Adair Gowaty | Posted 02.19.2013 | Science
Patricia Adair Gowaty

Why do we believe fictions in the face of facts? When do the scales fall from our eyes?

Sex Science: 'The Best Part of 'Believe' Is the Lie' (Part 2)

Patricia Adair Gowaty | Posted 02.17.2013 | Science
Patricia Adair Gowaty

It is well-known that women have curious powers to reduce men to hysteria or violence. Less well-known is the power of promiscuous female flies to reduce scientists to apparently self-deceptive blindness to scientific facts.

Sex Science: 'The Best Part of 'Believe' Is the Lie'

Patricia Adair Gowaty | Posted 02.09.2013 | Science
Patricia Adair Gowaty

In the dynamics of the sociology of science, there must be some payout for self-deceived true believers.

Is This The Most Terrifying Penis Ever?

Posted 11.12.2012 | Science

Male bruchid beetles, also known as cowpea weevils, have spines on their penises that puncture the female reproductive tract during mating, causing si...

Hairy Chest Study Spotlights Kind Of Mate Women Prefer

Posted 10.09.2012 | Science

By: Stephanie Pappas, LiveScience Senior Writer Published: 10/09/2012 09:56 AM EDT on LiveScience Humans are not nearly as furry as our closest pr...

The Paradox of Gay Genes

Simon LeVay | Posted 12.01.2012 | Science
Simon LeVay

One of the commonest questions I get is this: If being gay is genetic, and gay sex doesn't produce children, why don't those genes die out?

LOOK: Dino Dandies May Have Had 'Ridiculous' Features

| Posted 09.15.2012 | Science

By Darren Naish | September 7, 2012 Sexual selection – the phenomenon in which organisms choose mates on the basis of desirable traits – is o...

For Female Mosquitofish, Size DOES Matter

Posted 01.20.2012 | Green

By Joseph Castro, LiveScience Staff Writer: For some animals, looks and wealth aren't everything. Female mosquitofish prefer mates that had a stead...

Excuse Me... I Think You've Got Something Stuck on Your Upper Lip

Carin Bondar | Posted 03.10.2012 | Science
Carin Bondar

So what's in a mustache? Clearly there must be a biological function for this sexually selected trait.