Earth’s most diverse biological entities are the viruses that infect bacteria, called bacteriophages (phages). They are rich resources for discovering proteins and tools for biotechnology, but many ...

A new study in fruit flies describes how an animal's gut reacts differently to beneficial microbes versus harmful pathogens.

These chains come in a wide range of lengths. In humans a typical protein is about 400 amino acids long; some are a lot longer. Molecules of RNA, one of the two nucleic acids, can reach up to 100,000 ...

Cancer cells are relentless in their quest to grow and divide, often rewiring their metabolism and modifying RNA to stay one step ahead. Now, researchers at the UCLA Health Jonsson Comprehensive ...

Every new life begins after a genetic shuffle. When organisms make eggs or sperm, maternal and paternal chromosomes pair up and swap pieces of DNA in a process called crossing over.