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Phys.org / Can atmospheric methane removal limit peak warming?

In a new report, the United Nations Environment Program (UNEP) concludes that global warming is expected to exceed 1.5°C within the next few years. This makes two questions increasingly important: how high will temperatures ...

20 hours ago
Phys.org / How climate change may amplify the impact of earthquakes in the Arctic

Permafrost refers to permanently frozen ground. The rock is held together by ice, much like cement binds concrete. However, when the ice thaws, the ground becomes weak and unstable. During an earthquake, this can trigger ...

18 hours ago
Phys.org / Why 'you're smart' can backfire: Young children may cheat more after ability praise

Parents and teachers might think telling kids "they're smart" is a helpful way to build self-confidence and support positive development.

18 hours ago
Phys.org / Slender crystal's blue-to-yellow glow could make invisible forces visible

Applying pressure to luminescent organic crystals usually brings molecules closer together and weakens their fluorescence. Materials that instead brighten and undergo a large color change are rare, and clear design principles ...

18 hours ago
Phys.org / How 'hyperselection' is making modern life efficient, pleasant—and boring

It's difficult to imagine a song like Queen's 1975 "Bohemian Rhapsody" topping the charts today. Almost six minutes long, it moves through several radically different musical sections and famously ignores the conventional ...

22 hours ago
Phys.org / Changing the antibiotic playbook to catch an ESKAPE artist

Nearly a century ago, a single colony of Staphylococcus aureus (S. aureus) helped launch the antibiotic age. In 1928, Alexander Fleming returned to his London lab to find that a stray mold had wiped out the Staphylococcus ...

11 hours ago
Phys.org / Reversible electric control unlocks persistent chiral phonon states

Atoms in a material are rarely still. They jiggle back and forth in collective lattice vibrations known as phonons. Their motion can also carry a rotational element: In 2023, scientists at PSI experimentally proved the existence ...

19 hours ago
Medical Xpress / Atherosclerosis may meet key criteria for autoimmune disease, evidence suggests

In autoimmune diseases, the immune system turns against the body through pathogenic high-affinity B cells or T cells, leading to severe organ damage. Multiple sclerosis (nervous system paralysis), type 1 diabetes (a strong ...

19 hours ago
Phys.org / Neutrophil vesicles help Candida albicans evade immune-cell engulfment

The immune system is a highly sophisticated defense network designed to protect against pathogens. A research team from the Universities of Würzburg and Jena and the Leibniz Institute for Natural Product Research and Infection ...

19 hours ago
Medical Xpress / MLC1 antibody identified as possible trigger of rare neurological autoimmune disorder

Neuromyelitis optica spectrum disorder (NMOSD) is a rare autoimmune disease of the central nervous system in which the immune system attacks structures in the brain, spinal cord and optic nerve. It mostly affects astrocytes, ...

19 hours ago
Phys.org / Ancient charcoal reveals evidence of wildfires near the South Pole

A journey back in time to the Late Cretaceous: A swampy rainforest with conifers and tree ferns stretches as far as the eye can see, dinosaurs roam through the misty wetlands, and the climate is mild and warm. The average ...

21 hours ago
Phys.org / New model measures economic risks solar storms pose to US power grid

In 1967, a solar storm nearly triggered World War III by jamming early-warning radar systems in the United States, causing U.S. leaders to think the Soviet Union was responsible. Though society averted catastrophe thanks ...

21 hours ago