In about one out of every 800 people, two chromosomes fuse together to form an unusual bond. These are known as Robertsonian chromosomes. It's a mystery that has long stumped scientists.

Researchers are now exploring how different types of repetitive DNA create genome instability and structurally variant chromosomes.

Open a high school biology textbook, and you'll see human chromosomes lined up two by two, like socks in a drawer ...

When a man finds out he has cancer, sex doesn’t tend to be the first thing on his mind. Survival is. But that’s not to say that the impact of a cancer diagnosis on sex, and more particularly on his ...