Combining archaeological evidence with ancient DNA and data on past climates shows us how long and winding the story of human ...

The work challenges the assumption that all life descended from one free-living cell. Instead, it suggests that two microbial ...

As animals became more abundant and evolved more sophisticated digestive systems, they were able to produce more fecal matter ...

An international study led by Flinders University has found a fertile area of inspiration to explain an important step in ...