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Sandee Oster

Sandee Oster

Author

Sandee is an archaeology PhD candidate at the University of the Witwatersrand, where my research focuses on the relationship between humans and animals throughout history, particularly during the 8.2k event in South Africa. As a science writer for Science X since 2024 and an archaeology blogger on Medium, I transform complex archaeological concepts into engaging narratives that captivate broad audiences. With extensive field experience across South Africa and published research, I am committed

Articles by Sandee Oster

Phys.org / New evidence challenges assumptions of mass feasting at ancient Mongolian burial mounds

Khirigsuurs are Late Bronze Age monuments found across Mongolia and parts of southern Siberia. They are typically thought to be burial monuments or ritual spaces, consisting of a burial mound surrounded by satellite features ...

Apr 2, 2026
Phys.org / Ancient predator species discovered in South Africa challenges what we know about gorgonopsians

In a study published in The Anatomical Record, researchers have identified a new species of large-bodied gorgonopsian from the middle Permian. The discovery pushed back the known origins of when these apex predators began ...

Mar 30, 2026
Phys.org / Scandinavia's largest 'burial mound' may be a monument to catastrophe, not a king

New LiDAR analysis suggests Raknehaugen may have been built in response to a devastating landslide, not to honor a high-status individual. The study by Lars Gustavsen, published in the European Journal of Archaeology, challenges ...

Mar 28, 2026
Phys.org / China's earliest Bronze Age meteoritic iron artifact unearthed at Sanxingdui sacrificial site

In a study published in Archaeological Research in Asia, Dr. Haichao Li and a team of researchers analyzed the earliest Bronze Age meteoritic iron artifact from southwestern China, the largest found to date in the country. ...

Mar 22, 2026
Phys.org / Ancient sling bullet delivers a 2,100-year-old taunt: 'Learn your lesson!'

For millennia, sling bullets served as a hand-thrown projectile that could be used to fend off enemies. At Hippos, 70 sling bullets made of lead have been recovered over the course of fieldwork and excavation. However, while ...

Mar 20, 2026
Phys.org / The Yamna reused sacred spaces in the north Pontic Steppe, study suggests

According to an article published in Antiquity by Dr. Svitlana Ivanova and her colleagues, the Yamna culture's repurposing of older ritual spaces reflects a deliberate appropriation and continuation of sacred spaces. A case ...

Mar 19, 2026
Phys.org / Researcher uncovers Zoroastrian 'ripples' in Jewish documents from ancient Egypt

In a study published in the journal Iran, researcher Gad Barnea has uncovered new evidence suggesting that Zoroastrian religious practices were more prevalent and left a deeper imprint on surrounding communities than previously ...

Mar 12, 2026
Phys.org / Ancient Filipino skeleton reveals a rare hip condition further complicated by scurvy

The growing paleopathological literature shows that scurvy was not a rare problem among people living in the ancient Asia-Pacific tropics. Scurvy is increasingly identified throughout the region, primarily in children but ...

Mar 11, 2026
Phys.org / Largest known Mesozoic crocodyliform egg clutch discovered in Brazil

In a study published in the Journal of Vertebrate Paleontology, researchers Dr. Giovanna M. X. Paixão and her colleagues analyzed the fossilized remains of three Upper Cretaceous egg clutches. One of these clutches, totaling ...

Mar 6, 2026
Phys.org / Brazilian fossil site yields smallest rhynchosaur fossil ever recorded

A study published in the Journal of Systematic Palaeontology describes the smallest rhynchosaur fossil ever recorded from the Brazilian Triassic, with the reconstructed skull only measuring around 2.5 cm (~1 inch). Additionally, ...

Mar 3, 2026
Phys.org / Arabic document from 17th-century rubbish heap confirms existence of semi-legendary Nubian king

A recent study published in Azania: Archaeological Research in Africa explores new historical evidence of one of pre-colonial Dongola's earliest rulers. Previously considered semi-legendary, the discovery of a document in ...

Feb 28, 2026
Phys.org / First plesiosaurian fossil discovered in Algeria fills a Cretaceous gap

In a study published in Historical Biology, Dr. Mohammed Naimi and his colleagues report the discovery of the first plesiosaurian remains from Algeria. Additionally, the fossil, dated to the Late Coniacian, is one of only ...

Feb 25, 2026
Phys.org / Ant queen frozen in time: New ant species found in Dominican amber

A study by Dr. Gianpiero Fiorentino and his colleagues, published in the Journal of Paleontology, describes the identification of a new species of ant, Hypoponera electrocacica, belonging to the genus Hypoponera and representing ...

Feb 23, 2026
Phys.org / 5,000-year-old bureaucracy: Over 7,000 prehistoric seal impressions uncovered in western Iran

In the journal Antiquity, Dr. Shokouh Khosravi published preliminary findings of the largest known corpus of prehistoric seal impressions in the entire ancient world. The corpus, made up of over 7,000 seal impressions, more ...

Feb 22, 2026
Phys.org / The Princess of Bagicz: Dendrochronology settles debate over age of rare Roman-era wooden coffin

Dr. Marta Chmiel-Chrzanowska and her colleagues conducted a multidisciplinary analysis of the only known preserved wooden coffin from the Roman Iron Age, the Princess of Bagicz. The study, published in Archaeometry, used ...

Feb 18, 2026