Learn how one-celled organisms, or single-celled organisms, helped build complex life.

Scientists have provided fascinating insights into the structure of single-celled organisms living in the eastern Atlantic Ocean and infamous for its pungent stench. The foraminiferal species ...

A light microscopy image shows the marine algae Braarudosphaera bigelowii, which is a potentially large evolutionary step. This algae absorbed a bacterium called UCYN-A and formed a new organelle ...

The intricate process of duplicating genetic information, referred to as DNA replication, lies at the heart of the transmission of life from one cell to another and from one organism to the next. This ...

All life on Earth came from one common ancestor – a single-celled organism – but what it looked like, how it lived and how it evolved into today's modern cells is a four billion year old mystery being ...

Since the dawn of human history, we have always wondered how we got here. What processes took place that brought us from single-celled organisms into the living, thinking human beings that we are ...

A new part of an ocean plant cell has been discovered that might revolutionize farming one day. The structure can take nitrogen and convert it into the ingredient that helps all organisms grow. We're ...

Too much of a good thing is no good at all. Living organisms enjoy sunlight -- in fact, many need it to stay alive -- but they tend to avoid light that is too bright. Animals go to their shelter, ...