Kiana Christensen

5 Added | 1 Magazine | 1 Following | @KianaChrist3dnu | Keep up with Kiana Christensen on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Kiana Christensen”

Marmoset sequence sheds new light on primate biology, evolution

7/21/2014 03:00:00 PM<p>A team of scientists from around the world led by Baylor College of Medicine and Washington University in St. Louis has …

Human faces are so variable because we evolved to look unique

The amazing variety of human faces – far greater than that of most other animals – is the result of evolutionary pressure to make each of us unique …

A clear, molecular view of how human color vision evolved

Many genetic mutations in visual pigments, spread over millions of years, were required for humans to evolve from a primitive mammal with a dim, …

Evolution: Why are most of us right-handed?

Right-handed people are dominant worldwide – but why? Jason G Goldman investigates.<p>We humans don’t typically agree on all that much, but there is at least one thing that an impressive amount of us accept: which hand is easiest to control. If you use one hand for writing, you probably use the same …

The Brain

Teen Dads Pass Mutations to Their Kids

Here’s another reason to discourage teen sex: teenage fathers pass along six times as many genetic mutations to their kids as do teenage mothers.<p>Researchers who looked at the DNA of more than 24,000 parents and their children found that when the father was 20 or younger, the children had many more …

Mutations