AI tool accelerates tumour classification during brain surgery
For a neurosurgeon, removal of cancerous tissue in the brain is a fine balancing act between maximizing the amount of tumour removed to extend a patient’s survival and minimizing the risk of permanent...
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Weak measurement lets quantum physicists have their cake and eat it
Certified entangled In this entanglement certification scheme involving weak certification and reversal measurements, two parties (traditionally known as Alice and Bob) sitting in their respective...
View ArticleElectroencephalography done in ambulances characterizes strokes
A system that recognizes the distinctive electrical signals in the brain that are associated with large ischaemic strokes has been developed by Jonathan Coutinho at the University of Amsterdam and...
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Shoot-through proton FLASH: a robust approach to brain tumour treatment
Plan comparisons Example dose and LETD distributions for clinical IMPT and shoot-through proton FLASH plans for two patients with brain tumours. (Courtesy: CC BY 4.0/Phys. Med. Biol....
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Flexible X-ray detectors line up for medical imaging and radiotherapy
Tissue-equivalent detector Flexible X-ray detectors based on organic semiconductors modified with high-Z heteroatoms could prove ideal for a wide range of medical imaging, radiotherapy and dosimetry...
View ArticleSuperfluid ‘feels’ like a heat-conducting surface enclosing an empty interior
For the first time, researchers have described how it would “feel” to touch a quantum superfluid. Through new experiments, Samuli Autti and colleagues at the UK’s Lancaster University concluded that an...
View ArticleMysterious ultrahigh-energy cosmic ray puzzles astronomers
A cosmic-ray particle with an energy about 36 million times greater than the particles accelerated by CERN’s Large Hadron Collider has been detected. At 244 EeV, this is one of the most energetic...
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Modelling a single cancer cell in a sea of blood
Supercomputing study Sayan Roychowdhury of Duke University presents his team’s work on simulating cancer cell transport through the body. (Courtesy: Kevin Jackson) The SC23 conference, held earlier...
View ArticleDid natural erosion help carve Egypt’s Great Sphinx?
Much of the body of Egypt’s Great Sphinx could have been created by the natural erosion of a rock formation, according to researchers at New York University. The team used clay models to show that when...
View ArticleFlexible optical fibres deliver light to nerves for optogenetic pain inhibition
Soft, implantable optical fibres that move and stretch with the body have been developed by researchers from the US for use in optogenetics studies. The tool will help scientists identify the...
View ArticleIron atoms in Earth’s inner core are on the move
Iron atoms at the centre of the Earth move much faster than was previously thought, say researchers in the US and China. The findings, which are based on machine-learning-assisted simulations of...
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Terahertz laser induces room-temperature superconducting phase in a fullerene...
An organic material in a metastable phase behaves a little like a room-temperature superconductor when excited with laser light. Though this behaviour fades almost as quickly as the laser pulse that...
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RSNA 2023 showcases AI in radiology
RSNA 2023, the annual meeting of the Radiological Society of North America (RSNA) takes place this week in Chicago, showcasing recent research advances and product developments in all areas of...
View ArticleSix planet system is perfectly tuned
A rare system of six exoplanets, all smaller than Neptune but larger than Earth, has been found with orbits that are all resonant with each other. The system was discovered by astronomers led by Rafael...
View ArticleCharge qubits get a thousand-fold boost
Researchers in the US have improved the coherence time of charge quantum bits (qubits) by a factor of 1000 thanks to advances in the materials used to construct them. Led by Dafei Jin of the Argonne...
View ArticleSimultaneous production of a top quark and a photon observed for the first time
For the first time, particle physicists have observed the simultaneous production of a photon and a top quark. The milestone was achieved by the ATLAS collaboration, which operates a giant detector at...
View ArticleBacteria-resistant alloy improves infection control in implant surgeries
Orthopaedic implant surgeries, such as hip and knee replacements, are common procedures performed daily around the world. Bacterial colonization of the implants, however, can lead to complications,...
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Wearable ECG provides continuous cardiac monitoring
Conventional electrocardiograms (ECG) often require bulky, heavy devices, such as the 12-lead ECG you see at a hospital bedside. Patients are connected to equipment by wires, and they must lay still...
View ArticleLaser light goes for a quantum walk in a microchip
Researchers at ETH Zürich in Switzerland have transformed a microchip laser that emits a single frequency (or colour) of light into one that emits light over a broad range of frequencies. The new...
View ArticleLots of oxygen existed in the early universe, JWST reveals
Using a cutting-edge spectrograph on the James Webb Space Telescope (JWST), astronomers have found evidence that interstellar oxygen was far more abundant in many ancient galaxies than previously...
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