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Results 421 - 440 of 2154.


Chemistry - 11.08.2023
Mosquito hearing could be targeted by insecticides
Mosquito hearing could be targeted by insecticides
Specific receptors in the ears of mosquitoes have been revealed to modulate their hearing, finds a new study led by researchers at UCL and University of Oldenburg. Scientists say, this discovery could help develop new insecticides and control the spread of harmful diseases, such as malaria. The ability of male mosquitoes to hear female mosquitoes is a crucial requirement for their reproduction.

Health - Pharmacology - 11.08.2023
Raised blood sugar levels linked with increased risk of cardiovascular diseases
Raised blood sugar levels linked with increased risk of cardiovascular diseases
Men and women with raised blood sugar levels have 30-50% greater risk of developing cardiovascular disease even when these levels are below the threshold for diabetes, according to a new study led by researchers at UCL and the London School of Hygiene & Tropical Medicine (LSHTM). The study, published in The Lancet Regional Health - Europe, also found that, among people diagnosed with diabetes, women's higher relative risk of developing any cardiovascular disease than men disappeared once modifiable factors such as body measurements and medication use were taken into account.

Environment - Paleontology - 11.08.2023
Extreme cooling ended the first human occupation of Europe
Paleoclimate evidence shows that around 1.1 million years ago, the southern European climate cooled significantly and likely caused an extinction of early humans on the continent, according to a new study led by UCL researchers. Published in the journal Science , the team of researchers discovered the occurrence of previously unknown extreme glacial conditions around 1.1 million years ago.

Life Sciences - Health - 10.08.2023
Harnessing the power of AI to shed light on different types of Parkinson’s disease
Machine learning can accurately predict subtypes of Parkinson's disease using images of patient-derived stem cells, finds a new study by researchers at UCL and the Francis Crick Institute. The research, published in Nature Medicine Intelligence and in partnership with technology company Faculty AI , has shown that computer models can accurately classify four subtypes of Parkinson's disease, with one reaching an accuracy of 95%.

Physics - 10.08.2023
New measurement of particle wobble hints at new physics
New measurement of particle wobble hints at new physics
A new, ultraprecise measurement of the subatomic muon particle's anomalous magnetic moment, conducted at US-based Fermilab and involving researchers from UCL, reinforces a discrepancy between theory and experiment that physicists can't explain, potentially hinting at new physics. The latest results, submitted to Physical Review Letters , reinforce previous measurements of the muon's magnetic moment conducted by the Muon g-2 collaboration, the international research team operating the experiment.

Astronomy & Space - Physics - 08.08.2023
Gravitational waves may reveal nature of dark matter
Gravitational waves may reveal nature of dark matter
Observations of gravitational waves from merging black holes may reveal new insights about dark matter, suggests a new study from a UCL-led international team. The study, presented at the 2023 National Astronomy Meeting in Cardiff and now published in the journal Physical Review D , used computer simulations to study the production of gravitational wave signals in simulated universes with different kinds of dark matter.

Health - 07.08.2023
Male stereotypes drive some countries to overestimate navigation ability
Male stereotypes drive some countries to overestimate navigation ability
People in countries that value masculine traits are more likely to overestimate their navigation abilities, finds a new study led by UCL researchers. The authors of the new Scientific Reports paper found that those in Germanic and Eastern European countries were most likely to overestimate their navigation skills, while those in Nordic and East Asian countries underestimated their abilities.

Computer Science - Innovation - 02.08.2023
Humans unable to detect over a quarter of deepfake speech samples
New research from UCL has found that humans were only able to detect artificially generated speech 73% of the time, with the same accuracy in both English and Mandarin. The study, published today in PLOS ONE , is the first to assess human ability to detect artificially generated speech in a language other than English.

Life Sciences - Health - 27.07.2023
Lifespan of ageing science's model organism driven by reproductive self-destruction
Lifespan of ageing science’s model organism driven by reproductive self-destruction
The lifespan of a small roundworm that has been used as a key model organism in ageing research is limited by how it self-sacrifices to feed its young, finds a new study led by UCL researchers. The authors of the new Nature Communications paper say their findings raise questions about how well insights from the Caenorhabditis elegans  ( C. elegans ) worm can be translated to human ageing advances.

Life Sciences - Health - 26.07.2023
Protein found in milk speeds up wound healing
Protein found in milk speeds up wound healing
Bandages infused with casein, a protein that occurs naturally in cow's milk, significantly improved wound healing in rats compared to those in control groups, according to a new study by UCL researchers. The study, published today in Interface , is the first to test casein's reputed healing benefits on an animal model.

Health - Life Sciences - 24.07.2023
Potent anti-cancer therapy created using 'click chemistry'
Potent anti-cancer therapy created using ’click chemistry’
A potent anti-cancer therapy has been created using Nobel prize-winning "click chemistry", where molecules click together like LEGO bricks, in a new study by UCL and Stanford researchers. The study, published in Nature Chemistry , opens up new possibilities for how cutting-edge cancer immunotherapies might be built in future.

Life Sciences - Health - 21.07.2023
Scale of disorder underpinning Motor Neuron Disease much larger than previously thought
Scale of disorder underpinning Motor Neuron Disease much larger than previously thought
Hundreds of proteins and mRNA molecules are found in the wrong place in nerve cells affected by Motor Neuron Disease (MND), finds a new study by researchers at UCL and the Francis Crick Institute. The condition, also known as Amyotrophic Lateral Sclerosis (ALS), is a rapidly progressing and devastating condition that causes paralysis by affecting motor neurons, with limited treatment options.

Health - Pharmacology - 19.07.2023
New scanning methods can detect deadly heart condition before symptoms appear
New scanning methods can detect deadly heart condition before symptoms appear
Combining two types of heart scan techniques could help doctors to detect the deadly heart condition hypertrophic cardiomyopathy (HCM) before symptoms and signs on conventional tests appear, according to a new study led by UCL researchers. The research, funded by the British Heart Foundation and published in the journal Circulation , opens the prospect of treating the condition at the earliest stages.

Health - Pharmacology - 17.07.2023
Significant rise in ADHD diagnoses in the UK
Both ADHD diagnoses and prescriptions for ADHD medication have increased significantly over the past two decades, except in children under five, finds a new study by UCL researchers. The research, published in BJPsych Open, reviewed data from 7 million individuals aged three to 99, from IQVIA Medical Research Data, a UK primary care database, between 2000 and 2018.

Pharmacology - Health - 14.07.2023
Men who previously used antidepressants significantly more likely to need them after having a child
Men who previously used antidepressants significantly more likely to need them after having a child
New fathers are over 30 times more likely to take antidepressants in the first year after having a child, if they have a recent history of the treatment, finds a new study by UCL researchers. The research, published in JAMA Network Open , analysed information from over 500,000 primary care electronic health records from the IQVIA Medical Research Database, from January 2007 to December 2016.

Environment - Earth Sciences - 14.07.2023
Spot marking the beginning of the Anthropocene identified by UCL researchers
Spot marking the beginning of the Anthropocene identified by UCL researchers
A Canadian lake has been proposed as the official point marking the onset of the Anthropocene period by a committee led by a UCL academic. The Anthropocene is a proposed geological time period starting in the 1950s, defined by the impact of human activity on Earth. The term "Anthropocene" has been informally used by scientists for some time to refer to the modern era, but defining the point in time through observed geologic processes is an important step to officially recognising it as a new epoch in Earth's geologic timeline.

Health - Career - 12.07.2023
Financial concerns linked to symptoms of depression in healthcare workers
The largest study of its kind, led by the University of Leicester in collaboration with UCL, found that money worries were associated with an increased risk of depression, particularly in nursing staff. The proportion of workers who had concerns about finances rose from 56% of staff at the start of the study to 78% in 2022.

Pharmacology - Health - 06.07.2023
Researchers exhibit drug monitoring device at Royal Society Summer Science Exhibition
Researchers exhibit drug monitoring device at Royal Society Summer Science Exhibition
A new drug-monitoring tool, developed by a consortium including UCL researchers, calculates how much cancer medicine is in a patient's blood to help reduce heart problems and other side effects experienced by children in the UK who receive chemotherapy drugs. Researchers from all around the UK have descended on London this week to exhibit at The Royal Society Summer Science Exhibition, which runs until 11 July.

Health - 06.07.2023
Lack of sleep lessens cognitive benefits of physical activity
Lack of sleep lessens cognitive benefits of physical activity
Regular physical activity may protect against cognitive decline as we get older, but this protective effect may be diminished for people who are not getting enough sleep, according to a new study by UCL researchers. The study, published in The Lancet Healthy Longevity , looked at cognitive function over 10 years in 8,958 people aged 50 and over in England.

History & Archeology - Environment - 06.07.2023
Giant stone artefacts found on rare Ice Age site in Kent
Giant stone artefacts found on rare Ice Age site in Kent
Researchers at the UCL Institute of Archaeology have discovered some of the largest early prehistoric stone tools in Britain. The excavations, which took place in Kent and were commissioned in advance of development of the Maritime Academy School in Frindsbury, revealed prehistoric artefacts in deep Ice Age sediments preserved on a hillside above the Medway Valley.