A new sub-sea survey of Scapa Flow at Orkney has mapped nearly twenty important historic wrecks, revealing previously unseen detail and contributing valuable information about the history of this important wartime naval base.

Who were the first humans to enter the North American continent? Were they humans who founded what is known as the Clovis culture over 13,000 years ago? Or did other, totally unrelated peoples precede the Clovis immigrants?

English Heritage begins project to build new visitor centre and close nearby A344

Scientists have found that Native American populations — from Canada to the southern tip of Chile — arose from at least three migrations, with the majority descended entirely from a single group of First American migrants that crossed over through Beringia, a land bridge between Asia and America that existed during the ice ages, more than 15,000 years ago.

Modern cats diverged in skull shape from their sabre-toothed ancestors early in their evolutionary history and then followed separate evolutionary trajectories, according to new research from the University of Bristol published today in PLoS ONE.

As sabre tooth tigers and woolly mammoths were wandering around Europe, unique, giant prehistoric animals were living in Australia – three metre tall kangaroos and wombat-like creatures, the size of a four-wheel drive, were just some of the curious creatures Down Under. Yet mysteriously, sometime during the last 100,000 years, they disappeared forever.