A boulder with incisions that may date back hundreds of thousands of years has sparked huge interest in the scientific community.

The age of the lines and how they were formed still needs to be verified, but there is a chance this may be one of the oldest symbolic stone carvings made by our human ancestors – at least 100,000 ...

Norway's proximity to the USSR in the Cold War led to it building many military bunkers – some of them vast secret bases.

The rock which contains the etchings is a stone block erected from the volcanic rock gabbro. On its surface are a series of “deliberate” carvings which align with the rock’s angles.

“The block of gabbro is of exceptional character ... Researchers will also carry out a 3D scan of the rock to create a high-resolution model to allow for an in-depth study of the graphic ...

you could think county borders were drawn depending on what rock was underneath. The only exception to the rule is Country Tyrone which has a bit of everything - clay, basalt, gabbro, granite ...

The stone is formed of gabbro – a coarse, magnesium- and iron-rich rock formed from slow-cooled magma – and on a relatively smooth section of its reddish-grey surface, two unnaturally straight ...