Rare Roman-era silver ingots depicting Constantine the Great seized from alleged black-market sale
The three Roman ingots feature impressions of Constantine the Great. (Image credit: National Museum of the History of Ukraine) Three “truly sensational” Roman-era silver ingots depicting Constantine the Great were…
Read More »NASA delays Boeing Starliner return flight again amid ‘major discussion’ about astronaut safety
NASA has pushed back the decision to return its stranded Starliner astronauts to the end of August pending a “major discussion” about the spaceship’s flight readiness, agency officials have said. …
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Giant Fossil Seeds of Extinct Legume Species Found in Indonesian Borneo
Paleontologists have unearthed three large (up to 7.2 cm in length) seeds and 43 fossil leaves of an ancient legume species in the Wahana Baratama coal mine near Satui, South…
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Stonehenge’s Altar Stone Was Transported from Scotland, Archeologists Say
The Altar Stone, a 6-ton sandstone megalith that sits at the center of Stonehenge’s iconic stone circle, was sourced at least 750 km from its current location, according to new research…
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New Archaeological Site Sheds More Light on Hunting Abilities and Adaptability of Neanderthals
An archaeological sequence of the Abric Pizarro site in the southeast Pre-Pyrenees is centered on MIS 4 (around 71,000 years ago), a poorly known period in Neanderthal history. Iberian Neanderthals…
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Paleontologists Discover New Species of Extinct Walrus
Paleontologists from Japan, Belgium and the United States have identified a new species of the extinct genus Ontocetus from a nearly complete pair of fossilized jaws from the Early Pleistocene…
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AMS Detector Reveals Surprising Surplus of Cosmic Rays Made of Deuterons
Deuterons — atomic nuclei made up of a proton and a neutron — are thought to form in the same way as helium-3 nuclei, in collisions between primary helium-4 nuclei…
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Study: Asteroid Psyche Originated beyond Solar System’s Snow Line and Later Migrated to Main Belt
Planetary scientists using spectral data from the NASA/ESA/CSA James Webb Space Telescope have confirmed the detection of hydroxyl molecules on the surface of the metallic asteroid Psyche. The presence of…
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ESA’s Trace Gas Orbiter Spots Chloride-Bearing Deposits on Mars
Chloride deposits are markers for early Mars’ aqueous past, with important implications for the understanding of the Martian climate and habitability. Using high-resolution color-infrared images captured by the Colour and…
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Large Language Models Pose No Existential Threat to Humanity, Scientists Say
ChatGPT and other large language models (LLMs), comprising billions of parameters and pre-trained on extensive web-scale corpora, have been claimed to acquire certain capabilities without having been specifically trained on…
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