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Tech Xplore / No 'meaningful' shift from social media sites after Australia teen ban: govt report
There was "no meaningful shift" away from big tech platforms like TikTok and Instagram in the immediate wake of Australia's world-leading teen social media ban, government documents obtained by AFP show.
Tech Xplore / Computer-designed thermoelectric generator achieves more than 8-fold improvement in efficiency
A thermoelectric generator with a shape that no human designer would likely have imagined has now been created by a computer—and it performs more than eight times better than conventional designs. Rather than relying on intuition ...
Phys.org / Flipping the K⁺ switch: First potassium-gated ion channel discovered in animal
Researchers from the National Institute for Physiological Sciences, Nagoya City University, and Tokyo Metropolitan Institute of Medical Science in Japan have identified the first animal ion channel molecules that open and ...
Phys.org / Simulations predict ground motion for earthquakes on Bay Area's Hayward fault
The Hayward fault, part of the larger San Andreas fault system, runs 74 miles through the East Bay of the San Francisco Bay Area. The fault is overdue for an earthquake that could cause extensive damage to such a dense population ...
Phys.org / This ultracold quantum device turns electricity into something far stranger that could unlock sound-based lasers
Researchers at McGill University have developed a novel device that generates sound-like particles known as phonons at extremely cold temperatures. The technology could be used to create phonon lasers, with possible applications ...
Phys.org / Defect engineering lifts chalcopyrite thermoelectrics to record performance
A research team led by Prof. Zhang Jian at the Institute of Solid State Physics, Hefei Institutes of Physical Science, Chinese Academy of Sciences, in collaboration with Prof. Xiao Chong from the University of Science and ...
Phys.org / Can warning videos blunt misinformation? What a 12-country test found
The internet and social media platforms have given rise to a rising wave of misinformation, with many users now posting fake news, AI-generated photos or videos and other types of misleading content online. Over the past ...
Medical Xpress / One in three young adults not getting enough sleep
Nearly one-third of Australian adults are getting less than the recommended seven hours of sleep, with young adults (ages 18–34) emerging as the most sleep deprived and most affected by the consequences of poor sleep, reveals ...
Phys.org / They cover just 3% of Earth, yet the unanswered questions around them could reshape climate action forever
Researchers including a number from the University of Exeter, have identified the most urgent unanswered questions about peatlands, providing a global roadmap to guide future science and policy for one of the planet's most ...
Phys.org / These eight coastal cities sit on America's flood front line, and AI shows why
New York, New Orleans and Miami are among the eight cities along the US Gulf and Atlantic coasts facing the highest flood risk, according to a new study published in Science Advances. Scientists developed a new AI-driven ...
Medical Xpress / Tunnel workers report being exposed to significant silica dust risks
The responses to a national survey have revealed tunnel construction workers across Australia say they face significant exposure to silica dust, a hazardous dust that can cause incurable diseases like silicosis and lung cancer.
Phys.org / An unprecedented Antarctic heat wave hit in the dead of winter—what it signals for the decades ahead
In the middle of the Antarctic winter, during months of darkness when temperatures often dip below −30°C, the continent warmed dramatically. In July and August 2024, temperatures in parts of East Antarctica rose by up to ...