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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 / Iron Age Botswana site sourced copper across southern Africa—but tin from just one place

Around 700 years ago, people living on hilltop settlements on the edge of the Kalahari wore beads, bangles and clips made from metal traded across the southern half of the African continent.

18 hours ago
Phys.org / Resin-mounted wallaby teeth reveal rare 1,200-year-old ornaments in Queensland

While sorting through animal bones in a rock shelter in Queensland, Australia, archaeologists came across a tooth where something was "not quite right." Stuck to the tip of its root was a blackish-brown ball of glue-like ...

Sep 1, 2026
Phys.org / Aboriginal artists painted giant ancestral beings as colonization arrived, study finds

Slithering across the ceiling of an Australian rock shelter is a giant snake with a crocodile-like head, razor-sharp teeth and a long tongue. It's more than 6 meters (20 feet) long, making it one of the largest Rainbow Serpent ...

Aug 30, 2026
Phys.org / Centuries of child labor left lasting spinal damage in Dutch children, study finds

Children in the postmedieval Dutch workforce worked so hard that their spines became worn and deformed, with some children affected before they even had a chance to lose their baby teeth, a new study published in the International ...

Aug 29, 2026
Phys.org / A museum-shelf mystery reveals 6,500-year-old human tooth pendant in Serbia

More than 6,500 years ago, someone carefully drilled a hole in a human tooth, strung it on a cord and likely used it as a necklace. Found during field surveys at the Vinča cultural site of Jablanica in Serbia, the human tooth ...

Aug 22, 2026
Phys.org / Archaeologists uncover 11 rare marked arrowheads at Tepecik-Çiftlik whose purpose remains a mystery

For decades, archaeologists have been uncovering rare and mysterious incised obsidian arrowheads across Neolithic Central Anatolia, each one bearing a unique design etched into its glassy black surface nearly 9,000 years ...

Aug 21, 2026
Phys.org / Guangzhou crucibles provide earliest direct evidence of brass-making in East Asia

For centuries, scholars have read ancient documents describing the production of brass in 10th-century A.D. China. The problem was that the earliest physical evidence of brass production would be found nearly 600 years later, ...

Aug 14, 2026
Phys.org / First evidence of Neanderthal bone tool use in Romania discovered

Deep in the Vârghiș Gorges, tucked away in the dark recesses of a cave, researchers have found the first evidence that Neanderthals used bone tools in Romania.

Aug 11, 2026
Phys.org / Arctic fossil abandoned in 1948 proves to be record-size Triassic hunter

Nearly 80 years ago, a British expedition discovered the battered remains of a giant fossil on the peak of an Arctic island. Unable to take it with them, they snapped some pictures, took some bones and left the fossil to ...

Aug 10, 2026
Phys.org / Oldest known giant rock scallop bead suggests California coastal trade began millennia earlier

Archaeologists have discovered two giant rock scallop beads that push back the clock on the first appearance of these high-status ornaments. The discovery shows that these prized marine beads were traded hundreds of miles ...

Aug 9, 2026
Phys.org / Scattered Roman bones point to potential fourth-century purge at Brading Villa

Disarticulated bones found scattered across a luxurious Roman villa on England's Isle of Wight may be evidence of a massacre carried out during a brutal political purge in the fourth century, a new study in Britannia suggests.

Aug 5, 2026
Phys.org / Laid to rest with care: Ancient infants, perhaps twins, found in 1,200-year-old latrine

More than 1,000 years ago, two babies were tucked away in an abandoned Roman toilet channel. Yet, despite what the location suggests, they were cherished, not discarded.

Aug 2, 2026
Phys.org / Moonlight-like fur and feathers may explain Egyptian god Thoth's two animal forms

The ancient Egyptian god of the moon had two very different faces: a crescent-beaked white bird and a silver-coated baboon. Now, researchers think they may have found the common thread connecting them all.

Aug 1, 2026
Phys.org / Angola's oldest burials, including its only known ancient cremation, uncovered at a 15th-century site doomed by a dam

As the construction of a hydroelectric dam loomed, archaeologists raced to uncover Angola's earliest dated burials and its only known cremation at a 15th-century settlement before it vanished beneath the water.

Jul 26, 2026
Phys.org / Portugal's ancient giant bears shrank over thousands of years and humans may be to blame

About 22,000 years ago, a giant brown bear lumbered across what is now Portugal. The creature weighed around 385 kg (about 850 pounds), making it one of the largest of its kind ever found, towering over the Iberian brown ...

Jul 23, 2026