The woman’s grave in Vilusenharju, Tampere was discovered in 1962, and the man’s grave in Ristiänmäki, Pälkäne in 1982.

The Caucasus has long been a crossroads of civilisations. But why have the genes of its original inhabitants changed so little over the past 5,000 years?

It turns out that some of our DNA — about 8% — are the remnants of ancient viruses that embedded themselves into our genetic code.

Roughly 10,000 years ago, humans started shifting from being nomadic hunter-gatherers to building large agricultural ...