Stone Age herders transported heavy rock tools to grind animal bones, plants and pigment
About 7,000 years ago, a small group of people sat around a fire, next to a small lake in what is now the Nefud Desert of northern Saudi Arabia.
About 7,000 years ago, a small group of people sat around a fire, next to a small lake in what is now the Nefud Desert of northern Saudi Arabia.
Archaeology
Oct 7, 2023
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173
Despite their public image as torpid, lumbering creatures, many dinosaurs were evidently warm-blooded, highly active animals, capable of prolonged and strenuous aerobic exercise.
Paleontology & Fossils
Oct 3, 2023
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123
The first line of defense in our immune systems are white blood cells, 40% to 70% of which are neutrophils. These cells rush to sites of injury or infection, producing proteins to promote inflammation and attack invading ...
Biochemistry
Oct 2, 2023
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48
The organisms that cause visceral leishmaniasis, a potentially deadly version of the parasitic disease that most often affects the skin to cause disfiguring disease, appear to have a secret weapon, new research suggests: ...
Cell & Microbiology
Sep 29, 2023
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34
Polar bears are a familiar sight to many through the media as we see evocative images of singular bears floating on isolated ice rafts as they face the harsh realities of climate change shrinking sea ice in the Arctic. Their ...
A research team has found the remains of nine different camelids, making Córdoba one of the main sites featuring this animal on the Iberian Peninsula
Archaeology
Sep 26, 2023
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48
In a new study published in PNAS, researchers have extracted the first ancient DNA from Caribbean parrots, which they compared with genetic sequences from modern birds. Working with fossils and archaeological specimens, they ...
Ecology
Sep 25, 2023
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599
It's an Ice Age mystery that's been debated for decades among anthropologists: Exactly when and how did the flow of Homo sapiens in Eurasia happen? Did a cold snap or a warming spell drive early human movement from Africa ...
Archaeology
Sep 22, 2023
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311
A team of historians, paleontologists and biologists affiliated with institutions across Spain has discovered that a box of artifacts donated to a museum in Spain back in 1986 contained a treasure trove of Neanderthal bones. ...
A recently discovered gigantic, ancient crocodylomorph species grew more slowly than other large reptiles of its day, such as dinosaurs, according to the new study, "Origins of slow growth on the crocodilian stem lineage" ...
Paleontology & Fossils
Sep 20, 2023
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56