Cells with nuclei bear certain similarities to simple archaeal cells, which may help clear up their fuzzy evolutionary past. When you purchase through links on our site, we may earn an affiliate ...

The planarian is nobody's idea of a genius. A flatworm shaped like a comma, it can be found wriggling through the muck of lakes and ponds worldwide. Its pin-size head has a microscopic structure that ...

With full genetic control and visibility into neural activity and behavior, scientists map out chemical's role in behavior. Because serotonin is one of the primary chemicals the brain uses to ...

When scientists grow cells in culture, they fine tune factors such as medium ingredients, cell number, and incubator temperature to mimic the human body. However, one culture condition that ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The U.S. government is allowing the sale of ...

Scientists in Japan have created hybrid plant-animal cells, essentially making animal cells that can gain energy from sunlight like plants. The breakthrough could have major benefits for growing ...

Theories about how animals became multicellular are shifting as researchers find greater complexity in our single-celled ancestors. From one came many. Some 700 million years ago, a single cell gave ...

Our human brains can seem like a crowning achievement of evolution, but the roots of that achievement run deep: The modern brain arose from hundreds of millions of years of incremental advances in ...