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Phys.org / A new 'hypertropical' climate is emerging in the Amazon, exposing trees to deadly stress
The Amazon rainforest is slowly transitioning to a new, hotter climate with more frequent and intense droughts—conditions that haven't been seen on Earth for tens of millions of years.
Phys.org / Radiofrequency upgrades ensure accelerator stability and reliability
Running a synchrotron light source is a massive team effort that brings hundreds of highly skilled and specialized professionals together. The radiofrequency (RF) group at the National Synchrotron Light Source II (NSLS-II), ...
Phys.org / Painting galaxy clusters by numbers (and physics)
Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand individual galaxies and huge reservoirs of superheated, X-ray-emitting gas. The mass of this hot gas ...
Medical Xpress / Sitting for long stretches raises heart and diabetes risks in older people
Spending too long sitting raises the risk of heart disease and diabetes in people over 60, warns a major global review.
Tech Xplore / New materials could boost the energy efficiency of microelectronics
MIT researchers have developed a new fabrication method that could enable the production of more energy efficient electronics by stacking multiple functional components on top of one existing circuit.
Phys.org / Honeybees crowd out bumblebees—even on flower-rich heathlands
When the late summer sun falls over Ireland's Wicklow Mountains, the slopes turn purple with blooming heather. Honeybees are moved to the heathlands for the sought-after heather honey, but their presence affects wild bumblebees.
Medical Xpress / Your brain on imagination: Study reveals how the mind's eye helps us learn and change
A new study led by cognitive neuroscientists at the University of Colorado Boulder and the Max Planck Institute for Human Cognitive and Brain Sciences shows that merely imagining a positive encounter with someone can make ...
Tech Xplore / Make your own Mickey Mouse clip—Disney embraces AI
Walt Disney and OpenAI announced a three-year licensing deal Thursday that will allow users to create short videos featuring beloved Disney characters through artificial intelligence.
Medical Xpress / Next-generation CAR T cells show stronger, safer response in animal models
Researchers from the Keck School of Medicine of USC have developed a new type of chimeric antigen receptor (CAR) T cell that elicits a more controlled immune response to cancer in mice—effectively killing cancer cells, ...
Phys.org / Analysis of gases trapped in rocks reveals origin of the gold deposits beneath Scotland and Ireland
Sophisticated new chemical analysis of gases trapped in rocks for millions of years has cast new light on the origin of the gold deposits beneath Scotland and Ireland. The finding, made by team of scientists led by Professor ...
Phys.org / Global warming amplifies extreme day-to-day temperature swings, study shows
A new study has revealed that rapid, large-scale day-to-day temperature fluctuations have intensified amid global warming, representing a distinct climate hazard with impacts on human health. This growing volatility creates ...
Phys.org / Microencapsulated B-vitamins help dairy cows produce more milk with fewer emissions
A new international study led by McGill University in collaboration with Jefo Nutrition shows that supplementing dairy cow diets with microencapsulated B-vitamins can significantly reduce greenhouse gas emissions while increasing ...