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Phys.org / Phosphoric acid dimers reveal nature's proton highway

Whether in our bodies or in fuel cells, phosphoric acid plays an important role in many chemical processes because it is exceptionally good at transporting charges. Researchers from the Department of Molecular Physics at ...

13 hours ago in Chemistry
Phys.org / Scientists isolate climatic fingerprints of wildfires and volcanic eruptions

Volcanoes and wildfires can inject millions of tons of gases and aerosol particles into the air, affecting temperatures on a global scale. But picking out the specific impact of individual events against a background of many ...

14 hours ago in Earth
Tech Xplore / Researchers pioneer next-generation AI semiconductors with 'thermal constraining' technique

A research team led by Professor Taesung Kim from the School of Mechanical Engineering at Sungkyunkwan University has developed a technology that precisely controls the internal structure of semiconductors using heat, much ...

14 hours ago in Hardware
Phys.org / Quantum computers go high-dimensional with a four-state photon gate

The collaboration of TU Wien with research groups in China has resulted in a crucial building block for a new kind of quantum computer: The realization of a novel type of quantum logic gate makes it possible to carry out ...

19 hours ago in Physics
Phys.org / How cells manage nitric oxide: Research uncovers dynamic 'gate' that tames powerful signaling molecule

Cornell researchers have uncovered a built-in molecular "gate" that controls the production of the molecule nitric oxide, a crucial signaling molecule throughout biology that in humans helps regulate blood pressure, brain ...

15 hours ago in Biology
Phys.org / Probability underlies much of the modern world—an engineering professor explains how it actually works

Probability underpins AI, cryptography and statistics. However, as the philosopher Bertrand Russell said, "Probability is the most important concept in modern science, especially as nobody has the slightest notion what it ...

10 hours ago in Other Sciences
Phys.org / 6 planets will parade across the night sky at the end of February

Six planets are linking up in the sky at the end of February, and most will be visible to the naked eye.

9 hours ago in Astronomy & Space
Tech Xplore / AI energy use: New tools show which model consumes the most power, and why

AI users and developers can now measure the amount of electricity various AI models consume to complete tasks with an open-source software and online leaderboard developed at the University of Michigan. Companies can download ...

16 hours ago in Software
Phys.org / Between flood and drought: The metric that could better explain what happens to water in the age of climate change

A key question in any discussion about climate is "How much rain fell?" But perhaps there is an even more important one. Like any household budget, the global water economy is based on "income," that is, water entering the ...

16 hours ago in Earth
Medical Xpress / You don't need to be very altruistic to stop an epidemic

Reducing social contact is widely understood to slow disease spread, but because there is no personal health benefit gained from self-isolating, this would seem to require some concern for others. But how much do you have ...

Medical Xpress / Semaglutide may increase risk for nonarteritic anterior ischemic optic neuropathy

People with type 2 diabetes starting semaglutide have more than a doubled risk for nonarteritic anterior ischemic optic neuropathy (NAION) versus those starting sodium-glucose cotransporter-2 inhibitors (SGLT2is), according ...

9 hours ago in Overweight & Obesity
Phys.org / From algae to biofuel: Study opens doors to cheaper, cleaner fuel sources

A researcher's keen eye and spirit of curiosity led to the discovery of a new method for cell engineering—a finding that opens doors to more sustainable sources for everything from fuel to vitamin supplements.

16 hours ago in Biology