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Dental X-rays likely to be used to assess asylum seeker ages in UK

Mié, 27/07/2022 - 09:36
A Home Office report on supposed scientific methods for estimating ages is likely to recommend the use of dental X-rays, among other techniques, despite a lack of evidence to support them

Watch stingrays make odd clicking sounds as they glide through the sea

Mié, 27/07/2022 - 09:30
Long thought to be silent, two species of stingrays have now been shown to make strange clicking noises, which could be because they feel threatened

Moths are more important for pollination than we thought

Mié, 27/07/2022 - 08:07
Time-lapse cameras are uncovering how crucial night-time visits from moths are for pollinating red clover, a valuable forage crop

Ancient Aboriginal rock art may reveal how Australia's climate changed

Mié, 27/07/2022 - 04:00
Murujuga in Western Australia holds more than 2 million engravings that have been added over at least 50,000 years - and may provide a glimpse into how the region's climate and vegetation have changed

Climate change could cause heavier rainfall on volcanoes

Mar, 26/07/2022 - 19:01
The majority of Earth’s volcanoes could see heavier rainfall due to climate change which could increase eruptions and mud slides

Deer in Costa Rica gnaw on sea turtle bones

Mar, 26/07/2022 - 14:00
White-tailed deer in the Guanacaste Conservation Area in Costa Rica have been spotted regularly chewing on sea turtle bones. The behaviour may be an attempt to boost nutrient intake

How to spot wildlife at the beach - and how not to disturb or harm it

Mar, 26/07/2022 - 13:25
Coastal habitats offer many opportunities for nature spotting, from marine mammals like whales and dolphins, to breeding seabirds and rare wildflowers. Here's how to make the most of your trip to the beach, without harming any wildlife

Tracing lithium's atomic signature could help make ethical batteries

Mar, 26/07/2022 - 11:22
Lithium is used in batteries for smartphones, laptops and electric vehicles, but some mines have been accused of creating environmental and social problems. A way to trace the origin of the metal could ensure producers only use ethical sources

Chemicals from plastic bag pollution could unbalance ecology of lakes

Mar, 26/07/2022 - 11:00
Study of 29 lakes in Scandinavia finds that leachate from plastic bags boosts the productivity of bacteria, but that's not necessarily good news for aquatic ecosystems

Daydreaming has a dark side – is your fantasising holding you back?

Mar, 26/07/2022 - 10:00
Mind wandering can boost creativity and memory, but it can also damage your mental health. Now we are learning to recognise the dangers of maladaptive daydreaming

Robot that learns social cues could feed people with tetraplegia

Mar, 26/07/2022 - 08:44
Feeding robot works out when people are ready for their next mouthful by watching for social signs, which could make it easier to socialise for those who can’t use their arms

Hackers can turn computer cables into antenna to steal sensitive data

Mar, 26/07/2022 - 08:12
Computers are sometimes kept disconnected from the internet, or "air gapped", to avoid remote hackers gaining access to steal data, but now there is a way to use a hard drive cable to transmit information via radio waves

Starch supplement reduces the risk of some hereditary cancers

Lun, 25/07/2022 - 19:01
Taking a supplement of 30 grams of ‘resistant starch’ a day — about the amount in two slightly unripe bananas — reduced the risk of multiple forms of cancer in people with a rare genetic condition

AI learns how to recognise the species of splatted mosquitoes

Lun, 25/07/2022 - 16:00
Researchers have gathered 1500 images of mosquitoes – both squished and not – for training AI. Their goal is to build a smartphone app that can track the insect

Mystery child hepatitis cases linked to previously 'harmless' virus

Lun, 25/07/2022 - 11:44
Two studies have linked the mysterious rise in unexplained hepatitis cases among children to the adeno-associated virus 2, which infects nearly everyone early in childhood

Long covid symptoms may include hair loss and ejaculation difficulties

Lun, 25/07/2022 - 11:02
A study of 2.4 million health records suggests the World Health Organization's set of 33 long covid symptoms may be too limited

Even 'net zero' aviation could still cause significant global warming

Lun, 25/07/2022 - 11:00
Not accounting for aviation’s non-CO2 effects such as contrails could ignore 90 per cent of future flights’ contribution to climate change

Avalanches may be caused by earthquake-like shifts in snow

Lun, 25/07/2022 - 11:00
A computer simulation found that some avalanches are caused by snow fracturing in a way similar to how fault planes slide in earthquakes

Controversial idea that T. rex was three species comes under fire

Lun, 25/07/2022 - 11:00
A study that proposed Tyrannosaurus rex is three separate dinosaur species has been strongly disputed by another group of researchers, who say there was just one iconic tyrant lizard king

Air pollution likely to be causing dementia, say UK science advisers

Lun, 25/07/2022 - 10:20
Committee on the Medical Effects of Air Pollutants identifies three ways exposure to dirty air could be leading to cognitive decline in older people