Evolution

Sorry U.K. Celts, You're Probably Not

Whither The Celts? In the 1980s there was a terrific British documentary called simply "The Celts", made because of ongoing fascination by entitled western elites with indigenous people and perhaps the lingering hope/fear that maybe they were som ...

Article - Hank Campbell - Apr 2 2015 - 9:35am

Evolution Of The Dorso-Ventral Axis In Humans Revealed

Most animals have a dorso-ventral (back-to-belly) body axis which determines the position of the central nervous system- dorsal in humans, ventral in insects. Though there are obviously morphological differences, the same signaling molecules of bone morph ...

Article - News Staff - Mar 23 2015 - 7:00am

Maternal Genes And Letting Go Of The DNApron Strings

How does a mother transition genetic control to offspring early in development? It's part of a larger mystery regarding how embryos regulate cell division and differentiation into new types of cells. A new article in Cell provides some insight into th ...

Article - News Staff - Mar 20 2015 - 4:45pm

Comparative Genomics Shows Squid Optimize DNA 'Blueprint' Through RNA Editing

Humans, worms and flies are all completely different organisms and yet we have a more or less common set of genes. Given that similar DNA blueprint, how do species develop such vast differences in physical shape, size, and complexity? One so-called "c ...

Article - News Staff - Mar 21 2015 - 7:30am

Science 2.0 Approach Finds Gephyrin Gene Underwent Rapid Evolution After Splitting In Opposite Directions

Science 2.0, a new methodology for collaboration, communication, publication and participation, has tackled the evolution of an important protein and discovered its connection in human history, as well as clues about its role in complex neurological disea ...

Article - News Staff - Apr 1 2015 - 10:30am

Darwin's ‘Strangest Animals Ever Discovered’ Solved

An evolutionary puzzle has baffled palaeontologists for more than 180 years- the origins of Toxodon platensis and Macrauchenia patachonica, South American ungulates (hooved animals) described by Charles Darwin as the ‘strangest animals ever discovered’. Pr ...

Article - News Staff - Apr 3 2015 - 11:03am

Muscle Performance And High Altitude Adaptation In Highland Mice

Life has adapted to all sorts of extreme environments on Earth, among them, animals like the deer mouse, shimmying and shivering about, and having to squeeze enough energy from the cold, thin air to fuel their bodies and survive. In a new paper, Scott, Ch ...

Article - News Staff - Apr 8 2015 - 9:51am

Dutch Height- A Lot Has Changed In 200 Years

For being a fellow of above average height (<6'2" now- age will do that) traveling to Holland can be a strange experience. It seems like everyone is around my height. The men are tall, the women are tall.  Netherlands has the tallest people in ...

Article - Hank Campbell - Apr 9 2015 - 7:30am

Genetic Modification Led To Maize Roots Evolving To Be More Nitrogen Efficient

Genetic modification of maize over the last century has led to desirable shoot characteristics and increased yield- and that likely contributed to the evolution of root systems that are more efficient in acquiring nutrients, such as nitrogen, from the soil ...

Article - News Staff - May 6 2015 - 11:00am

Virgin Births: Here Is Why Males Are Still Not Irrelevant

Evolution has endowed females of certain species of amphibians, reptiles and fish with the ability to clone themselves and perpetuate offspring without males. It has even happened more recently but these virgin births don't mean males are unneeded. Fe ...

Article - News Staff - Apr 17 2015 - 10:01am