Rock art (petroglyphs) in the Great Basin in the western USA have been carved into the stone for 12,000 years and continuously renewed
Max-Planck researchers from Germany have dated the artworks with a non-destructive analysis of the “rock varnish“
Max-Planck researchers from Germany have dated the artworks with a non-destructive analysis of the “rock varnish“
Scientists used high-resolution satellite images to bettern understand the monuments built from the 3rd to the 6th century AD
Researchers have re-dated Viking-age commerce connections with regions in North Atlantic Norway, Frankish Western Europe and even the Middle East
In the stone world between Chile and Argentina there is a special memorial place
The emission of carbon dioxide (CO2) is a key process, next to ocean fertilization by phosphorus from volcanic ashes
The six films of 60 minutes each show the challenges of quarrying the marble in the mountains near Carrara
The objects are profanely suitable for example as paperweights
The artwork in 3 parts, which had been the floor of a large dining or entertaining area in a villa, features Achilles in his battle with Hector at the conclusion of the Trojan War
Probably, each little block of about 6.5 kg was conveyed from man-to-man by prisoners of war or forced labor
They were placed in the years from about 800 a.d. until the conquest by the Spanish in the 1500s
Geoarchaeologist Scott Pike of Willamette University found tucked-away sites where the stone for an Apollo statue on Delos came from
Scientists from East Carolina University, among others, analyzed a 1.5-meter-thick layer of carbon and ash in the Jordan Valley