A State Police crime lab analyst who testified that he found blood on dozens of items and areas in Walshe’s home was called ...

Tuberculosis (TB) is one of the oldest and deadliest infectious diseases we know. It commonly impacts the lungs, but can also affect other areas of the body like the spine, brain or kidneys.

Just in time for the busy holiday travel season, researchers report on a question that will run through many people’s minds ...

DNA found on paper bags allowed authorities to match Rhonda Marie Fisher's murder to "one of Colorado's most prolific serial ...

For nearly four decades, the murder of Rhonda Marie Fisher haunted investigators in Douglas County, Colorado. Fisher, a ...

When cells proliferate, genomic DNA is precisely duplicated once per cell cycle. Abnormalities in this DNA replication process can cause alterations in genomic DNA, promoting cellular ageing, cancer, ...

The last two decades have seen a revolution in scientists' ability to reconstruct the past. This has been made possible ...