Stone balls found at a site used by early humans about 1.4 million years ago didn’t become round after being used as hammers, but were intentionally knapped into spheres
The finds include nearly 600 stone balls made of flint, basalt and limestone. Similar discoveries have been made at many other early human sites dating as far back as 1.8 million years ago. The objects, known as spheroids, were made by knapping, but why this was done remains a mystery.
It has been suggested that they are a byproduct of the creation of other stone tools, or that they are stones deployed as hammers that became round as they were used rather than being deliberately shaped.Keep up with advances in archaeology and evolution with our monthly newsletter.To test this idea, Muller and his colleagues scanned 150 limestone spheroids from ‘Ubeidiya, which are of varying degrees of roundness and around 8 centimetres in diameter, roughly the size of a baseball.
Argentina Últimas Noticias, Argentina Titulares
Similar News:También puedes leer noticias similares a ésta que hemos recopilado de otras fuentes de noticias.
Bold, Weird, and Colorful Poor Things Unleashes Emma StoneYorgos Lanthimos' most confident and garish endeavor, the sci-fi drama allows Emma Stone to flex her comedy chops. Our Poor Things review:
Leer más »
Emma Stone Had to Have 'No Shame' Filming 'Poor Things' Sex Scenes, Director Yorgos Lanthimos Says'Poor Things' director Yorgos Lanthimos said star Emma Stone had to have 'no shame' filming the movie's graphic sex scenes. 'It was very important for me to not make a film that was going to be prude,' Lanthimos said Friday at the movie's Venice Film Festival premiere.
Leer más »
'The Oppenheimer of AI': The Creator's Mysterious Title Character Teased By DirectorThe Creator introduces a new kind of Oppenheimer.
Leer más »
Mysterious Species of Marine Bacteria Discovered Deep in The OceanIn sediment samples from deep within the ocean, scientists have identified a mysterious and unique new species of marine bacteria that advances our understanding of deep-sea conditions and microbiology in general.
Leer más »
Mysterious Skull Challenges Theory of Where Human Ancestors EvolvedThe discovery of an ancient ape skull may challenge the long-held belief that the ancestors of apes and humans came from Africa, a controversial new study says.
Leer más »
Martha Stewart shares new ‘mysterious’ thirst trap selfieWhile some fans were excited for another sultry photo, one fan said, “Martha, you’ve had too much wine babe.”
Leer más »