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Science

Natural sunscreen molecule gadusol made by E. coli factories
Researchers engineered E. coli to produce gadusol, a UV-blocking chemical from fish eggs, boosting yields and bringing a more eco-friendly…
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Science

59,000-Year-Old Neanderthal Tooth Hints at Dentistry
Neanderthal dentistry – A Neanderthal molar from Russia shows marks that some researchers interpret as ancient, deliberate tooth drilling—while others…
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Science

Ancient teeth proteins link Denisovans and Homo erectus
Proteins extracted from six Homo erectus teeth suggest interbreeding with Denisovans in Asia, but experts note key uncertainties remain. A…
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Science

Almost half of Earth-orbit objects are junk, analysis finds
space debris – New analysis of Space-Track data finds nearly half of trackable Earth-orbit objects are space junk, with risks…
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Science

Neanderthals’ Dental Drilling Shows Early Dentistry
Neanderthal dentistry – A 59,000-year-old Siberian Neanderthal molar shows staged drilling to reach the pulp, pushing back dentistry evidence by…
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Science

Homo erectus Protein Points to Denisovan DNA Mix
Ancient protein signals in Homo erectus teeth suggest Denisovans may have interbred with them, and modern humans could have inherited…
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Science

Airborne spread of hantavirus: what we know, what’s missing
airborne spread – A cruise ship outbreak raises questions about whether Andes hantavirus can spread through air, and how public…
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Science

Uta Frith wants to dismantle the autism spectrum
autism spectrum – Autism pioneer Uta Frith argues the spectrum concept may blur distinct conditions, pointing to shifting diagnoses and…
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Science

Neanderthals drilled tooth cavities 59,000 years ago
Neanderthals drilled – A Neanderthal molar from Chagyrskaya shows evidence of targeted cavity treatment, suggesting skilled dental care tens of…
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Science

Psychedelics for medical use gain US public support
psychedelics medical – A new US survey finds more voters want easier psychedelic research and greater legal access for therapeutic…









