A newly identified class of RNA molecules has been discovered in bacteria living inside the human body. These circular ...

Here’s what you’ll learn when you read this story: With more than 100,000 people in need of an organ transplant in the U.S. alone, scientists have turned toward perfecting human-animal chimeras as a ...

There may be good reasons to object to using animals as living organ factories, including welfare concerns. But the rationale ...

The human body is a remarkably resilient thing, as many case studies of people surviving without organs tell us ...

Many everyday chemicals can damage beneficial gut bacteria and potentially fuel antibiotic resistance, prompting calls to ...

Misinformation isn’t just human. A new study shows how false signals spread across biology, from bacteria to bird flocks.

In 2020 biologist Michael Levin and his colleagues reported that they had made “biological robots” by shaping clusters of cells into tiny artificial forms that could “walk” around on surfaces. Levin’s ...

Approaches to describe the tree of life have been based on the physical characteristics and metabolic features of distinguished organisms. The advent of molecular methods has widened the diversity of ...