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Phys.org / Overlooked hydrogen emissions are heating Earth and supercharging methane, research finds
Rising global emissions of hydrogen over the past three decades have added to the planet's warming temperatures and amplified the impact of methane, one of the most potent greenhouse gases, according to new research published ...
Medical Xpress / Observing synapses in action: Images capture real-time neurotransmitter release
It takes just a few milliseconds: A vesicle, only a few nanometers in size and filled with neurotransmitters, approaches a cell membrane, fuses with it, and releases its chemical messengers into the synaptic cleft—making ...
Phys.org / Carbon-based filter removes PFAS from groundwater in field tests
Per- and polyfluoroalkyl substances (PFAS) have been mass produced for decades in consumer products like frying pans, water-resistant clothing, food packaging and cosmetics. They have also been used in a range of industrial ...
Phys.org / A 'scientific sandbox' lets researchers explore the evolution of vision systems
Why did humans evolve the eyes we have today? While scientists can't go back in time to study the environmental pressures that shaped the evolution of the diverse vision systems that exist in nature, a new computational framework ...
Phys.org / Study suggests recent tundra fires 'exceed anything in past 3,000 years'
Wildfires on Alaska's North Slope were more active this past century than at any time in the past 3,000 years, according to a study published in the journal Biogeosciences.
Phys.org / Bronze Age DNA from Calabria reveals a distinct mountain community
An international team of researchers led by scientists from the Max Planck Harvard Research Center for the Ancient Mediterranean (Leipzig, Germany) and the University of Bologna (Italy) has reconstructed, for the first time, ...
Medical Xpress / Engineered dendritic cells boost cancer immunotherapy
EPFL researchers have successfully engineered cells of the immune system to more effectively recognize cancer cells. The work, covered in two papers, turns the previously lab-based method into a full-blown immunotherapy strategy.
Phys.org / Rare brown dwarf discovered orbiting ancient star
Astronomers from the Harvard-Smithsonian Center for Astrophysics (CfA) and elsewhere report the discovery of a new brown dwarf about 60 times more massive than Jupiter. The newfound substellar object, designated TOI-7019 ...
Tech Xplore / Self-healing nuclear fuel could improve safety, reduce waste in reactors
Nuclear power is among the cleanest energy sources on Earth, but the materials that fuel it can degrade during operation. A new international study may unlock safer, longer-lasting fuel for the next generation of reactors.
Phys.org / Gut bacteria rapidly adapt to digest starches in ultra-processed foods, study finds
Gut bacteria evolve rapidly in response to different diets, UCLA evolutionary biologists report in a new study. The researchers found that gene variants that help microbes digest starches found in ultra-processed foods have ...
Medical Xpress / Psilocybin shows greater potential than cannabinoids for obsessive-compulsive disorder treatment
In a review of previous studies, McMaster University researchers observe a stronger signal for psilocybin as a treatment for obsessive-compulsive disorder than cannabinoids.
Phys.org / Color-superconducting quark matter may explain stability of massive neutron stars
Describing matter under extreme conditions, such as those found inside neutron stars, remains an unsolved problem. The density of such matter is equivalent to compressing around 100,000 Eiffel Towers into a single cubic centimeter. ...
