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Researchers repurpose a bacterial immune system to be a molecular recording device.

Scientists have developed a way to selectively expand genetically modified hepatocytes in mice.

Pronuclear transfer can reduce the risk of transferring defective mitochondria, a study shows.  

The 700,000-year-old teeth and jawbones of small hominins may be the oldest remnants of Homo floresiensis.

Dopamine receptors in the cortex orient the brain toward the task at hand.

Scientists identify a novel CRISPR system that zeroes in on single-stranded RNA.  

Louis Pasteur’s trepidation at injecting a child with the first rabies vaccine might have reflected his private knowledge of its lack of prior animal testing.

From whole cells to genes, closer examination continues to surprise.
 

Bird brains might tell us a lot about how human brains malfunction in diseases like Parkinson's and Alzheimer's.

Researchers derive cardiac precursors to form cardiac muscle, endothelial, and smooth muscle cells in mice.

A recent paper challenges earlier findings that germline factors expressed in normal body cells influence life span in C. elegans.