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AI tackles one of the most difficult challenges in quantum chemistry

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 11:26am
New research using neural networks, a form of brain-inspired AI, proposes a solution to the tough challenge of modelling the states of molecules.
Categories: Science

Physicists shine new light on ultra-fast atomic processes

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 11:26am
Scientists report incredibly small time delays in a molecule's electron activity when the particles are exposed to X-rays. To measure these tiny high-speed events, known as attoseconds, researchers used a laser to generate intense X-ray flashes that allowed them to map the inner workings of an atom.
Categories: Science

Engineers design lookalike drug carrier to evade lung's lines of defense

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 11:26am
Managing hard-to-treat respiratory illnesses like asthma and pulmonary fibrosis just got easier if a new drug-carrying molecule is as sneaky as its inventors think.
Categories: Science

Why do covid cases rise in summer, unlike other respiratory viruses?

New Scientist Feed - Thu, 08/22/2024 - 11:00am
Flu and other respiratory viruses seem to barely exist outside of winter, but covid-19 cases have consistently risen every summer over the past few years
Categories: Science

Meteor showers shed light on where comets formed in the early solar system

Space and time from Science Daily Feed - Thu, 08/22/2024 - 10:00am
Researchers studying meteor showers have found that not all comets crumble the same way when they approach the Sun. In a new study, they ascribe the differences to the conditions in the protoplanetary disk where comets formed 4.5 billion years ago.
Categories: Science

Let me take a look: AI could boost diagnostic imaging results

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 10:00am
Researchers compared the diagnostic accuracy of ChatGPT and radiologists in radiological imaging with 106 musculoskeletal radiology cases. The results showed that the diagnostic accuracy of the ChatGPT is comparable to that of radiology residents, but not to that of board-certified radiologists.
Categories: Science

High speed, large-area deposition nanofilm production possible with new technique

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 10:00am
Researchers have pioneered a groundbreaking method for the high-speed, large-area deposition of 2D materials. This innovative technique was discovered by chance; however, it promises to revolutionize the production of nanosheets, an important class of materials in modern and next-generation electronics.
Categories: Science

New nano-device could mean your run could power your electrical wearables

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 10:00am
Your early morning run could soon help harvest enough electricity to power your wearable devices, thanks to new nanotechnology.
Categories: Science

New nano-device could mean your run could power your electrical wearables

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 10:00am
Your early morning run could soon help harvest enough electricity to power your wearable devices, thanks to new nanotechnology.
Categories: Science

How to catch a criminal using their 'skin shedder' profile

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 10:00am
A pioneering new DNA forensics technique is looking for a reliable method to measure a suspect's individual level of natural shedding of skin and other cells to add to, and compare with, evidence collected at crime scenes. Using a novel technique of cell staining, forensic science experts have tested 100 people to confirm how people shed varying levels of touch DNA, from very low to very high.
Categories: Science

DNA tech offers both data storage and computing functions

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Researchers have demonstrated a technology capable of a suite of data storage and computing functions -- repeatedly storing, retrieving, computing, erasing or rewriting data -- that uses DNA rather than conventional electronics. Previous DNA data storage and computing technologies could complete some but not all of these tasks.
Categories: Science

DNA tech offers both data storage and computing functions

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Researchers have demonstrated a technology capable of a suite of data storage and computing functions -- repeatedly storing, retrieving, computing, erasing or rewriting data -- that uses DNA rather than conventional electronics. Previous DNA data storage and computing technologies could complete some but not all of these tasks.
Categories: Science

Will EEG be able to read your dreams? The future of the brain activity measure as it marks 100 years

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 9:59am
One hundred years after the human brain's electrical activity was first recorded, experts are celebrating the legacy of its discovery and sharing their predictions and priorities for its future. A survey saw respondents -- with 6,685 years of collective experience -- presented with possible future developments for EEG, ranging from those deemed 'critical to progress' to the 'highly improbable,' and asked to estimate how long it might be before they were achieved.
Categories: Science

Qubit coherence decay traced to thermal dissipation

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Hitherto a mystery, the thermal energy loss of qubits can be explained with a surprisingly simple experimental setup, according to new research.
Categories: Science

Self-improving AI method increases 3D-printing efficiency

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 9:59am
An artificial intelligence algorithm can allow researchers to more efficiently use 3D printing to manufacture intricate structures. The development could allow for more seamless use of 3D printing for complex designs in everything from artificial organs to flexible electronics and wearable biosensors. As part of the study, the algorithm learned to identify, and then print, the best versions of kidney and prostate organ models, printing out 60 continually improving versions.
Categories: Science

Self-improving AI method increases 3D-printing efficiency

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 9:59am
An artificial intelligence algorithm can allow researchers to more efficiently use 3D printing to manufacture intricate structures. The development could allow for more seamless use of 3D printing for complex designs in everything from artificial organs to flexible electronics and wearable biosensors. As part of the study, the algorithm learned to identify, and then print, the best versions of kidney and prostate organ models, printing out 60 continually improving versions.
Categories: Science

AI can speed up drug development

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Artificial intelligence (AI) can help identify molecules that could serve as new drugs for mental health disorders. AI can be used to predict the three-dimensional structures of important receptors and thereby speed up the development of potential drugs.
Categories: Science

Catalyst for 'one-step' conversion of methane to methanol

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Scientists have engineered a highly selective catalyst that can convert methane, a major component of natural gas, into methanol, an easily transportable liquid fuel, in a single, one-step reaction. This direct process for methane-to-methanol conversion runs at a temperature lower than required to make tea and exclusively produces methanol without additional byproducts.
Categories: Science

Hydrogels can play Pong by 'remembering' previous patterns of electrical simulation

Matter and energy from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Non-living hydrogels can play the video game Pong and improve their gameplay with more experience, researchers report. The researchers hooked hydrogels up to a virtual game environment and then applied a feedback loop between the hydrogel's paddle -- encoded by the distribution of charged particles within the hydrogel -- and the ball's position -- encoded by electrical stimulation. With practice, the hydrogel's accuracy improved by up to 10%, resulting in longer rallies. The researchers say that this demonstrates the ability of non-living materials to use 'memory' to update their understanding of the environment, though more research is needed before it could be said that hydrogels can 'learn.'
Categories: Science

Hydrogels can play Pong by 'remembering' previous patterns of electrical simulation

Computers and Math from Science Daily Feed - Thu, 08/22/2024 - 9:59am
Non-living hydrogels can play the video game Pong and improve their gameplay with more experience, researchers report. The researchers hooked hydrogels up to a virtual game environment and then applied a feedback loop between the hydrogel's paddle -- encoded by the distribution of charged particles within the hydrogel -- and the ball's position -- encoded by electrical stimulation. With practice, the hydrogel's accuracy improved by up to 10%, resulting in longer rallies. The researchers say that this demonstrates the ability of non-living materials to use 'memory' to update their understanding of the environment, though more research is needed before it could be said that hydrogels can 'learn.'
Categories: Science

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