News
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HumansThe longest trail of fossilized human footprints hints at a risky Ice Age trek
Researchers have discovered the world's longest trail of fossilized human footprints at White Sands National Park, New Mexico.
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Health & MedicineThe arthritis drug tocilizumab doesn’t appear to help fight COVID-19
The best available evidence so far hasn’t found that the anti-inflammatory drug benefited patients hospitalized with COVID-19.
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PaleontologyBat-winged dinosaurs were clumsy fliers
The two known species of bat-winged dinosaurs were a dead end when it comes to the evolution of bird flight, a new study finds.
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AnthropologyHomo erectus, not humans, may have invented the barbed bone point
Carved artifacts excavated from Tanzania’s Olduvai Gorge suggest now-extinct hominids made barbed bone points long before humans did, researchers say.