News tagged with species 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

'Be different or die' does not drive evolution

A new study has found that species living together are not forced to evolve differently to avoid competing with each other, challenging a theory that has held since Darwin's Origin of Species.

Dec 22, 2013
4.4 / 5 (15) 2 | with audio podcast

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

Warming climate pushes plants up the mountain

In a rare opportunity to directly compare plant communities in the same area now with a survey taken 50 years ago, a University of Arizona-led research team has provided the first on-the-ground evidence that ...

Aug 14, 2013
4.2 / 5 (5) 5