Nerves look blue in the reconstructed view of a genetically engineered mouse (left) whose neurons produce a fluorescent ...

From single cells to complex creatures: New study points to origins of animal multicellularity Researchers at UChicago analyze genetic data and protein sequences to find key innovations that ...

Description Diagram of generic plant and animal cells, showing major organelles including nucleus, nucleolus, rough endoplasmic reticulum, smooth endoplasmic reticulum, cell membranes, golgi apparatus ...

Researchers have reported growing hearts containing human cells in pig embryos for the first time. The embryos survived for 21 days, and in that time their tiny hearts started beating.