Dana Study News Today

The study revealed how a cosmopolitan and prosperous medieval civilization arose thanks in large part to women from Africa and men arriving from Persia.

WASHINGTON, April 16 — The routine is now a familiar one: Open the kit, swirl a swab around, put it in solution and wait impatiently for the results. Except this time it’s not a test for Covid — it’s a DNA test for dogs. The kits, which are used foremost to learn a dog’s breeds, first...

Researchers have identified a previously unknown species of giant tortoise on an island in the Galapagos after DNA testing.