The story of life’s beginnings gets stranger when you look closely at viruses. These tiny entities seem to sit at the edge of ...

A stretch of DNA in the mouse genome left by ancient viral infections is crucial for early development in the womb, new research shows. According to the study, published in December in the journal ...

Add Yahoo as a preferred source to see more of our stories on Google. Our DNA contains remnants of ancient viruses that embedded themselves into our genetic code. - TanyaJoy/iStockphoto/Getty Images ...

A new international study suggests that ancient viral DNA embedded in our genome, which were long dismissed as genetic "junk", may actually play powerful roles in regulating gene expression. Focusing ...

We all have one: a junk drawer that we stuff full of all our random - and often useless - items that we can't throw away. However, once in a while, there's something in that drawer that ends up being ...

Chronic hepatitis B is a viral disease that affects the liver and greatly increases the risks of liver cirrhosis and ...

The human genome is made up of 23 pairs of chromosomes, the biological blueprints that make humans … well, human. But it turns out that some of our DNA — about 8% — are the remnants of ancient viruses ...