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67 articles from PhysOrg

Crossing fire threshold can quickly turn blazes dangerous

Global climate change has already exacerbated the risk of fire and is likely to fuel even more change as accelerating feedback loops create disastrous consequences for both biodiversity and human populations. Yet accurately predicting the risks and impact of bush and wildfire globally is still a work in progress.

Magnetic superstructures as a promising material for 6G technology

When will 6G be a reality? The race to realize sixth generation (6G) wireless communication systems requires the development of suitable magnetic materials. Scientists from Osaka Metropolitan University and their colleagues have detected an unprecedented collective resonance at high frequencies in a magnetic superstructure called a chiral spin soliton lattice (CSL), revealing CSL-hosting chiral...

Melting Arctic ice could transform international shipping routes, study finds

With climate change rapidly warming the world's oceans, the future of the Arctic Ocean looks grim. Climate models show that parts of the Arctic that were once covered in ice year-round are warming so quickly that they will be reliably ice-free for months on end in as few as two decades. The Arctic's changing climate will endanger countless species that thrive in sub-zero temperatures, scientists...

New class of excitons with hybrid dimensionality in layered silicon diphosphide

Researchers from Nanjing University and Beihang University in China and the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) in Hamburg, Germany, have produced a new class of exciton with hybrid dimensionality by engineering the properties of layered silicon diphosphide (SiP₂). Their work has been published in Nature Materials.

Compact Muon Solenoid on the lookout for new physics

With Run 3 of the Large Hadron Collider (LHC) just around the corner, the LHC experiments are still publishing new results based on the previous runs' data. Despite no new discoveries being announced, small deviations from expectations are appearing in a small number of analyses. At the current level, these deviations can still be attributed to random fluctuations in data, but they indicate...

Blood pressure e-tattoo promises continuous, mobile monitoring

Blood pressure is one of the most important indicators of heart health, but it's tough to frequently and reliably measure outside of a clinical setting. For decades, cuff-based devices that constrict around the arm to give a reading have been the gold standard. But now, researchers at The University of Texas at Austin and Texas A&M University have developed an electronic tattoo that can be worn...

Damaged plants and fake perfumes can be identified rapidly and reliably in real time

The chiral signature of a fragrance can reveal whether a perfume is genuine or fake. Similarly, the chiral signature of the emissions of a plant can provide information on whether the plant is healthy or sick. Researchers at Johannes Gutenberg University Mainz (JGU) and the Max Planck Institute for Chemistry (MPIC) have developed an innovative approach capable of identifying and monitoring such...

How to store more carbon in soil during climate change

Researchers from Cornell University, Ohio State University, Technical University of Munich, and the Connecticut Agricultural Experiment Station are using synchrotron light to investigate how moisture affects soil carbon—an important ingredient for healthy crops and fertile fields.