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Papua New Guineans, genetically isolated for 50,000 years, carry Denisovan genes that help their immune system, study suggests
Genes inherited from Denisovans, extinct human relatives, may help Papua New Guineans in the lowlands fight off infection, while mutations to red blood cells may help highlanders live at altitude.
Cosmic 'superbubbles' might be throwing entire galaxies into chaos, theoretical study hints
When there are multiple supernovas in the same galaxy, they can leave enormous voids that tamper with the balance between dark matter and regular matter. Over time, this can throw entire galaxies into chaos.
'Severe' geomagnetic storm will bring widespread auroras this weekend after gigantic sunspot spits out 5 solar storms
Space weather experts warn that Earth could experience one of its worst geomagnetic storms in years after a gigantic, frenzied sunspot released five back-to-back solar storms directly at our planet. The explosive event could trigger vibrant auroras across large parts of North America.
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