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Unknown voices spark more brain activity in sleep than familiar ones

Lu, 17/01/2022 - 19:00
Unfamiliar voices seem to put the sleeping brain on alert in a way that familiar voices don’t

Ozone pollution causes $63 billion damage per year to East Asian crops

Lu, 17/01/2022 - 17:00
Rising levels of ground-level ozone in China and nearby countries are having a big effect on the yields of staple crops such as wheat, rice and maize

Edible straws made by bacteria are better than paper or plastic ones

Lu, 17/01/2022 - 13:33
Plastic straws are increasingly being avoided for both health and environmental reasons, but the alternatives all have their downsides – until now

Covid-19 news: Falling cases in UK suggests omicron wave has peaked

Lu, 17/01/2022 - 13:15
The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

Volcano eruption in Tonga was a once-in-a-millennium event

Lu, 17/01/2022 - 12:01
The underwater Hunga Tonga-Hunga Ha'apai eruption has already triggered a tsunami, a sonic boom and thousands of lightning bolts, and could now lead to acid rain

Hybrid animal in 4500-year-old tomb is earliest known bred by humans

Ve, 14/01/2022 - 20:00
Early Bronze Age people in Syria crossed donkeys with wild asses to make prized horse-like hybrids, demonstrating advanced understanding of animal breeding

Portable laser scanner creates colour 3D images of surfaces or objects

Ve, 14/01/2022 - 18:37
Lidar uses lasers to create 3D images, but these can be hard to interpret because they are black and white. A new scanner adds cameras to make colour images that could be useful for infrastructure inspection or robot vision

Flu vaccines during pregnancy protect babies for 6 months after birth

Ve, 14/01/2022 - 17:55
Evidence shows that getting a flu jab during pregnancy provides substantial protection to young babies, but uptake in many countries is still concerningly low

UK energy crisis: Why renewable subsidies will help avoid price shocks

Ve, 14/01/2022 - 16:22
A new milestone this week points to how these environmental levies are more likely the solution, not the problem, when it comes to avoiding energy price shocks

Why omicron isn't more severe in kids despite rise in hospitalisations

Ve, 14/01/2022 - 14:30
Reassuring findings from the UK and South Africa suggest that omicron isn't more severe in kids. Record numbers of hospitalisations probably reflect sheer number of cases and lack of vaccination

Covid-19 news: Wales rows back omicron restrictions as cases fall

Ve, 14/01/2022 - 13:54
The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

Robot piloted by a ball of algae is powered by photosynthesis

Ve, 14/01/2022 - 11:00
By placing a marimo, a naturally forming ball of algae, inside a plastic shell, researchers have created a robot that can move through water powered only by photosynthesis

'Doomsday' shipwreck exposed by New Scientist finally being tackled

Ve, 14/01/2022 - 09:00
In 2004, my investigation into the bomb-laden wreck of the SS Richard Montgomery revealed the danger to people living nearby. Almost 20 years later, the UK government has finally agreed to do something about it

Strongest evidence yet that MS is caused by Epstein-Barr virus

Gi, 13/01/2022 - 20:00
A huge study of US military personnel suggests almost all cases of multiple sclerosis are triggered by the common Epstein-Barr virus, meaning a vaccine could largely eradicate the condition

Animal decline is hurting plants' ability to adapt to climate change

Gi, 13/01/2022 - 20:00
Declines in birds and mammals are hampering plants by curbing the dispersal of their seeds, in a "clear intersection of the biodiversity crisis heavily impacting the climate crisis"

Organic compounds on Mars were produced by water and rocks, not life

Gi, 13/01/2022 - 20:00
Molecules containing carbon atoms, called organics, have been found all over Mars and could hypothetically have been formed by living organisms, but it seems they were not

Long-lasting radiation shields may make super-Earths friendly for life

Gi, 13/01/2022 - 20:00
Life on Earth is made possible by our planet’s magnetosphere – an invisible radiation shield that protects the surface – now it turns out that super-Earths could have magnetospheres too

What endemic means - and why covid-19 is nowhere near it yet

Gi, 13/01/2022 - 18:46
The term "endemic" usually means that an infection is stable, not that it is less deadly or that protective measures are no longer required. With the omicron variant surging, covid-19 is unlikely to become endemic soon

The moon's magnetic field may have been altered by huge sinking rocks

Gi, 13/01/2022 - 17:00
There’s a new explanation for the moon’s former magnetic field, and it involves 60-kilometre-wide slabs of rock sinking through the lunar mantle

Largest ever fish colony hosts 100 billion eggs under Antarctic ice

Gi, 13/01/2022 - 17:00
In the Weddell Sea near Antarctica, scientists have found the largest colony of fish nests in the world, covering 240 square kilometres