Some of the world's earliest cave art, including the oldest-known hand stencil drawing, is degenerating at an "alarming rate" due to climate change, according to a new study.

By dating popcorn-shaped mineral formations on the walls and ceilings of Indonesian caves, researchers reveal that a series of hand stencils and pig paintings are some of the oldest cave art in ...

Sometimes there are moments when an engineer has to use whatever materials they have to hand in order to complete the job on time. Such a situation arose at the RevSpace hacker space in Den Haag, N… ...

In 2018, a hand stencil from Maltravieso cave in Spain was found to be 66,700 years old, suggesting a Neanderthal created it, as modern humans only arrived in Europe around 40,000 years ago.

A hand stencil in a nearby cave was made at least 39,400 years ago, they say. Minimum age estimates for other Sulawesi hand stencils ranged from around 35,000 to 17,000 years old.

Three additional hand stencils in the area were not targeted by the vandals; however they are rapidly fading with age. Australia is thought to be home to some 100,000 sites with ancient rock or ...