Models of what impact interventions will have on the new coronavirus’s spread are imperfect, so factors other than the science play an important role too, says David Adam
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https://www.newscientist.com/article/2238019-even-the-best-science-doesnt-have-the-final-word-on-covid-19/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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Plants need nitrates for good growth, but they can also accumulate in leaves of crops like rocket. So are foods like this safe to eat, wonders James Wong
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https://www.newscientist.com/article/2238043-is-your-salad-going-to-kill-you/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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We already know that microplastics are everywhere, and now it seems simply opening plastic packaging can create thousands of tiny fragments
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https://www.newscientist.com/article/2237900-just-opening-a-plastic-bottle-can-release-thousands-of-microplastics/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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Penguins are the first seabirds we have recorded making sounds under water – they may be calling out for help when they hunt or making noise to disorient their prey
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https://www.newscientist.com/article/2238025-penguins-call-out-as-they-hunt-under-water-but-were-not-sure-why/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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In winter, the veins of leaves don’t get completely covered in frost. Mimicking this effect could be the best way to create ice-resistant surfaces
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https://www.newscientist.com/article/2237463-artificial-leaves-made-from-aluminium-could-keep-windows-frost-free/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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The gut distinguishes sugar from low-calorie sweeteners, and tells the brain what has been eaten within milliseconds, studies in mice and human cells suggest
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https://www.newscientist.com/article/2237893-our-guts-may-sense-sugar-and-low-calorie-sweeteners-differently/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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The highest dwelling mammal – a mouse – has been discovered at 6700 metres above sea level, where conditions are so harsh they have been compared to Mars
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https://www.newscientist.com/article/2237997-worlds-highest-mammal-discovered-at-the-top-of-a-mars-like-volcano/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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Venus’s surface is covered in strange wiggling lines that may form when colossal stacks of lava are carved by gentle winds over hundreds of millions of years
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https://www.newscientist.com/article/2237795-strange-lines-on-venus-may-be-folded-stacks-of-lava-eroded-by-wind/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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The ultrasound technology used to image fetuses is being adapted to visualise the brain, perhaps allowing for rapid diagnosis of stroke or sports head injuries
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https://www.newscientist.com/article/2237894-brain-ultrasound-scanner-could-speed-diagnosis-of-head-injuries/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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Between 1978 and 2015, the number of parasitic Anisakis worms found in fish increased 283 times – which means sushi could be more likely to be infected, as are marine mammals such as dolphins and whales
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https://www.newscientist.com/article/2237951-fish-used-for-sushi-now-carry-283-times-more-parasites-than-in-1980s/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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