One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet ...

The origins of consciousness date back about 540 million years ago, when animal bodies became more complex. Feelings like ...

“Expression tells us what cells do, but regulatory DNA tells us where they come from, how they develop, and which germ layer ...

Evolution is a continuous, powerful force shaping the natural world around us. As environmental pressures intensify, future animal evolution is likely to produce fascinating and sometimes bizarre new ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...

Once upon a time, there were a bunch of one-celled microbes, swimming, eating, reproducing, doing all the things that a one-cell bit of life can do. Then, some time later, there were their descendants ...

A microorganism whose evolutionary roots can be traced to the era of the first multicellular animals may provide a glimpse of how single-celled organisms made a critical evolutionary leap. In ...

The evolution of some of the earliest complex animals on our planet may have been spurred on by other, simpler early animals. These simple marine animals first evolved around 560 million years ago and ...

Researchers find Apennine brown bears evolved into a smaller, less aggressive animal after centuries of coexistence with ...

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