News tagged with biological evolution

Brain folding

The neocortex is the part of the brain that enables us to speak, dream, or think. The underlying mechanism that led to the expansion of this brain region during evolution, however, is not yet understood. ...

Nov 26, 2014
5 / 5 (3) 0

Did violence shape our faces?

What contributed to the evolution of faces in the ape-like ancestors of humans? The prehistoric version of a bar fight —over women, resources and other slug-worthy disagreements, new research from the University ...

Jun 09, 2014
4.3 / 5 (29) 21

Avoiding poisons: A matter of bitter taste

In most animals, taste has evolved to avoid all things bitter—-a key to survival—- to avoid eating something that could be poisonous via taste receptors, known as Tas2r, that quickly spring into action and elicit the ...

Nov 18, 2013
5 / 5 (1) 0

Ignorance is sometimes bliss

A range of examples suggests a lack of information about their fellows can favor cooperation and prevent conflict among animals—and even among genes.

Oct 23, 2013
4.3 / 5 (7) 5 | with audio podcast

Study finds new moves in protein's evolution

Highlighting an important but unexplored area of evolution, scientists at The Scripps Research Institute (TSRI) have found evidence that, over hundreds of millions of years, an essential protein has evolved chiefly by changing ...

Sep 29, 2013
5 / 5 (4) 0 | with audio podcast