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Phys.org / Scientists map key oceanic unknowns in climate interventions
As Earth warms due to climate change, oceans are heating up, becoming more acidic, and losing oxygen. These changes threaten marine life, food webs, and global fisheries. Scientists agree that cutting greenhouse gas emissions ...
Phys.org / Sri Lanka unveils a rare purple star sapphire claimed to be the biggest of its kind
A Purple Star Sapphire weighing 3,563 carats which is claimed to be the world's biggest of its kind was unveiled on Saturday in the Sri Lankan capital by the owners, who are ready to sell the precious stone which is estimated ...
Phys.org / Neutral stances on hot topics can damage your reputation, study finds
People shouldn't be afraid to say what they think, and new research from the University of Virginia bears that out.
Phys.org / How mountain terraces have helped Indigenous peoples live with climate uncertainty
Indigenous communities have lived with changes to the climate for centuries. Their adaptations over those many years are based on their close observation of weather, water, soils and seasonal change, and they have been refined ...
Phys.org / New study reveals global patterns of plant intrinsic water-use efficiency
Intrinsic water-use efficiency (iWUE) reflects how efficiently plants assimilate carbon relative to water loss at the leaf level. While widely studied using carbon isotope and gas-exchange measurements, most existing knowledge ...
Phys.org / Shrinkflation: Smaller products hurt some households more than others—and can be bad for business
UK inflation may be easing, but many households still find their weekly shop getting more expensive. One key reason is something not captured in headline prices: shrinkflation, where manufacturers reduce pack sizes without ...
Phys.org / Early humans relied on simple stone tools for 300,000 years in a changing east African landscape
Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago. The selection of rock type depended on how easily the material could be flaked to the desired shape ...
Medical Xpress / The FDA unveils a new food pyramid that promotes red meat and protein
For years, the federal government advised Americans to limit red meat and foods high in saturated fats. However, new federal dietary guidelines elevate protein, dairy and healthy fats to the top of a redesigned food pyramid—a ...
Medical Xpress / Alpha-2 receptor drugs reduce heavy alcohol drinking, study finds
Alcohol use is widespread and alcohol use disorder (AUD) causes substantial harm. AUD affects 29 million individuals and causes more than 140,000 deaths annually in the U.S. alone. Individuals with AUD also often struggle ...
Medical Xpress / Hyaluronic acid could be key to improving gynecological cancer treatment
A world-first study led by Austin Health's clinician-researchers has demonstrated the feasibility and safety of using stabilized hyaluronic acid (sHA) gel as a rectal spacer during radiation treatment for gynecological cancers.
Phys.org / 'Cosmic clock' reveals Australian landscapes' history and potential future
Curtin University researchers have demonstrated a new way to uncover the ancient history of Australia's landscapes, which could offer crucial insights into how our environment responds to geological processes and climate ...
Phys.org / Science is best communicated through identity and culture: How researchers are ensuring STEM serves their communities
Lived experiences shape how science is conducted. This matters because who gets to speak for science steers which problems are prioritized, how evidence is translated into practice and who ultimately benefits from scientific ...