Few questions have captivated humankind more than the origin of life on Earth. How did the first living cells come to exist?

How did the first living cells come to exist ... Life on Earth requires lipid membranes – the structure of a cell that houses ...

The electron microscope reveals the structure of this gossamer layer, which not only constitutes the exterior of the cell but also folds inward to make up much of its internal architecture ...

DNA is found in nearly all living cells. However ... Crick were pursuing a definitive model for the stable structure of DNA inside cell nuclei. Watson and Crick ultimately used Franklin's images ...

The peripheral endoplasmic reticulum (ER) forms a continuous, dynamic network of tubules that plays an important role in ...

A study shows how scientists can control cell division on demand outside of a living system. The work is a significant leap forward that can enhance our grasp of human biology and disease.

This sophisticated membrane structure allowed for the complexity ... gases and mineral deposits transformed into living cells capable of replication, metabolism and evolution.

Deoxyribonucleic acid (DNA) is the information-carrying molecule found in all living organisms. In most animal, plant and fungal cells DNA is stored in the nucleus coiled up in thread-like ...