Here’s the latest science, technology, environment, medicine, and space news from “ScienceNews.org.”
Views expressed in this science and technology update are those of the reporters and correspondents.
Accessed on 28 January 2023, 1427 UTC.
Content provided by “ScienceNews.org.”
Source: https://www.sciencenews.org/all-stories (Latest science and technology news from “ScienceNews.org”).
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ANIMALS
Prairie voles can find partners just fine without the ‘love hormone’ oxytocin
Researchers knocked out prairie voles’ oxytocin detection system. They weren’t expecting what happened next.
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ARCHAEOLOGYMysterious marks on Ice Age cave art may have been a form of record keeping
Hunter-gatherers during the Ice Age may have recorded when prey mated and gave birth, suggesting that these people possessed complex cognitive skills
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CLIMATEIt’s possible to reach net-zero carbon emissions. Here’s how
Cutting carbon dioxide emissions to curb climate change and reach net zero is possible but not easy.
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LIFEBirds that dive may be at greater risk of extinction
For birds, a diving lifestyle seems irreversible, evolutionarily speaking. The inflexibility possibly increases diving birds’ chances of going extinct.
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LIFEFossils suggest early primates lived in a once-swampy Arctic
Teeth and jawbones found on Ellesmere Island, Canada, suggest that two early primate species migrated there 52 million years ago.
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MATERIALS SCIENCEThese shape-shifting devices melt and re-form thanks to magnetic fields
Miniature machines made of gallium embedded with magnetic particles can switch between solid and liquid states.
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HEALTH & MEDICINEProcrastination may harm your health. Here’s what you can do
Scientists have tied procrastination to mental and physical health problems. But don’t panic if you haven’t started your New Year’s resolutions yet.
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ASTRONOMYLots of Tatooine-like planets around binary stars may be habitable
A new simulation suggests that planets orbiting a pair of stars may be plentiful, and many of those worlds could be suitable for life.
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PALEONTOLOGYA bird with a T. rex head may help reveal how dinosaurs became birds
The 120-million-year-old Cratonavis zhui, newly discovered in China, had a head like a theropod and body like a modern bird.
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ANIMALSSome young sea spiders can regrow their rear ends
Juvenile sea spiders can regenerate nearly all of their bottom halves — including muscles and the anus — or make do without them.
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EARTHEarth’s inner core may be reversing its rotation
In the past 13 years, the rotation of the planet’s solid inner core may have temporarily stopped and then started to reverse direction.
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ANIMALSA rare rabbit plays an important ecological role by spreading seeds
Rabbits aren’t thought of as seed dispersers, but the Amami rabbit of Japan has now been recorded munching on a plant’s seeds and pooping them out.