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Quantum nature of gravity may be detectable with gravitational waves

Lu, 30/08/2021 - 16:00
Perhaps the most important problem in physics is how gravity and quantum mechanics fit together, and strange fluctuations in gravitational waves could help us figure it out

AI accurately identifies whether objects can be recycled from a glance

Ve, 27/08/2021 - 17:07
A neural network trained on a dataset of images can identify recyclable objects with more than 95 per cent accuracy using a standard webcam

Climate change linked to risk of viruses jumping species in the Arctic

Ve, 27/08/2021 - 16:00
Climate change may increase the risk of viruses infecting new hosts in the Arctic, suggests a study of genetic material from an Arctic lake

How domesticating the African baobab tree could secure its future

Ve, 27/08/2021 - 13:00
Farmers seldom plant the African baobab because it takes up to 23 years to fruit, but a team in Ghana has got the trees to flower in less than three years

Woman loses ability to feel hungry after stroke damages her brain

Ve, 27/08/2021 - 12:26
A young woman who lost the sensation of hunger after a stroke may help to explain one of the most mysterious areas of the brain and lead to new treatments for obesity

Covid-19 news: Blood clot risk higher after infection than vaccination

Ve, 27/08/2021 - 12:26
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

The history of the Large Magellanic Cloud has been mapped in detail

Ve, 27/08/2021 - 09:00
Astronomers have mapped the history of one of the nearest galaxies, the Large Magellanic Cloud, in more detail than ever before, showing when its stars formed

Opioid levels in US wastewater spiked during the early pandemic months

Gi, 26/08/2021 - 22:47
In the early months of the covid-19 pandemic, wastewater samples from Kentucky and Tennessee had a 72 per cent increase in hydrocodone, plus spikes in antidepressants and anti-anxiety drugs

Martian cave entrances may offer a life-friendly radiation shield

Gi, 26/08/2021 - 13:18
The surface of Mars is bombarded with far more dangerous radiation than Earth, but the area just inside caves may shield from UV rays while providing just enough light for life

Henry David Thoreau

Gi, 26/08/2021 - 13:09
Henry David Thoreau was an American author and philosopher famous for his observations of the natural world and his transcendentalist beliefs

Quiz: Can you identify these UK birds from their songs?

Gi, 26/08/2021 - 13:00
Stop and listen awhile in any green space, and it probably won’t be too long before you hear birdsong. But how good are you at knowing what you’re listening to?

Covid-19 news: NHS England prepares to vaccinate children aged 12-15

Gi, 26/08/2021 - 12:23
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

Female octopuses throw things at males that are harassing them

Gi, 26/08/2021 - 11:00
An analysis of footage of octopuses off Australia throwing silt and shells suggests that they deliberately target others, and that females do most of throwing, often at males

Mysterious cosmic rays spotted coming from ordinary stellar explosions

Gi, 26/08/2021 - 09:00
High energy cosmic rays usually come from powerful supernova explosions, but a new discovery suggests they can be released by smaller nova explosions too

iPhone and Apple Watch magnets are strong enough to disrupt pacemakers

Gi, 26/08/2021 - 06:01
The magnets used in the iPhone 12 and Apple Watch 6 are strong enough to disrupt medical implants such as pacemakers if held too close to the body, according to tests done by the US Food and Drug Administration

Injected hydrogel could help regenerate damaged cartilage in joints

Me, 25/08/2021 - 20:00
A new hydrogel that can be implanted during keyhole surgery and that provides a scaffold for cartilage cells to grow on could help improve the treatment of damaged joints

China's covid-19 lockdowns brought forward spring bloom by eight days

Me, 25/08/2021 - 20:00
Clearer skies from restrictions on traffic during the covid-19 pandemic seem to have brought forward China’s spring by around eight days, resulting in so much vegetation growth that the country was almost a fifth "greener"

Caterpillar populations decline 50 per cent in areas with streetlights

Me, 25/08/2021 - 20:00
At sites in the UK with streetlights, moth caterpillars decline by up to 50 per cent – and the decline is worse near LED lights compared with older, sodium lamps

Endometriosis genetic discovery may lead to new forms of treatment

Me, 25/08/2021 - 20:00
The discovery of a gene linked to endometriosis, a painful condition that affects up to one in 10 women, has led to a drug treatment that shows promise in mice but hasn't yet been tested in people

MRI has been used to reveal epigenetic changes in brain for first time

Me, 25/08/2021 - 19:58
A new form of magnetic resonance imaging can detect chemical labels added to DNA to control gene activity. It requires a special diet and has only been tested on piglets so far, but should work in people, too