The global limestone market is projected to grow from an estimated US$ 88.93 billion in 2025 to around US$ 137.52 billion by 2033, at a CAGR of 5.60% from 2025 to 2033. Limestone, primarily composed ...

Travertine is not only a geological wonder but also a popular building material. Its use dates back to ancient Rome, evident ...

Rockhounders can find all kinds of gemstones across the United States, but there are certain places where geodes can be found ...

The fingers of one of the hands were "retouched to become pointed like claws," the study's co-author said.

A faded outline of a human hand found on a cave wall in Indonesia may officially be the oldest known rock art in the world, ...

That makes Liang Metanduno the home of the oldest known artwork in the world, beating the previous contender (a Neanderthal ...

A newly dated Indonesian cave painting may be 1,100 years older than the world’s oldest known rock art, but not everyone is ...

In the last five years, 3 of the 4 oldest cave artworks ever found on Earth were identified on the same small island off Sulawesi, Indonesia ...

Archaeologists say stencil painted with ochre in limestone cave on Muna Island was created at least 67,800 years ago ...

The stencil, which had remained largely unnoticed amidst more recent paintings of animals and figures, is now the oldest artwork ever discovered. In fact, it is so old that it offers a rare glimpse ...

Scientists are puzzled by ancient microbial activity found in rock formations in Africa and Arabia, hinting at a different environmental past.

Indonesian cave art, a red hand stencil, is the oldest rock art discovered, dating back at least 67,800 years ("very precise" dating technique). The art, found on Sulawesi island, offers clues about ...