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Phys.org / Raven personalities shape survival as human pressure grows at the Dead Sea
Along the stark and shimmering coastline of the Dead Sea, where desert cliffs meet one of the world's most extreme environments, a quiet drama is unfolding in the skies above. Fan-tailed ravens, intelligent, adaptable, and ...
Phys.org / Ancient Maya droughts may have been fueled by Earth's own climate swings
Dramatic droughts linked to the decline of the Classic Maya civilization approximately 800 to 1000 CE may not have required any external trigger, according to a new climate modeling study. Instead, they could have emerged ...
Phys.org / Laser-plasma accelerator drives free-electron laser for record 8 hours
For the first time, researchers have demonstrated that a laser-plasma accelerator can reliably drive a free-electron laser for more than eight hours. Published in Physical Review Accelerators and Beams, the result was achieved ...
Phys.org / Platinum-free catalyst splits hydrogen from water for energy, running 1,000 hours at industry standards
Using a renewable energy source has multiple benefits, including reducing harmful emissions and dependence on fossil fuels while increasing efficiency. But many renewable energy sources have a higher cost than fossil fuels ...
Phys.org / Moroccan dinosaur's fearsome tail spikes evolved much earlier than we thought—new discovery
In the heart of the Middle Atlas Mountains in central Morocco, a global team of paleontologists and geologists has discovered new remains of a very unusual dinosaur. It belonged to the group called ankylosaurs, plant eaters ...
Medical Xpress / How mRNA cancer vaccines still destroy tumors when a key immune cell is missing
The advent of mRNA vaccines against SARS-CoV-2 in 2020 changed the course of the COVID-19 pandemic. Now, the Nobel Prize–winning technology is being adapted to fight cancer, with mRNA vaccines in clinical trials for melanoma, ...
Medical Xpress / Suicide prevention measures can help AI better protect young users
Suicide prevention approaches are key to making sure conversational AI is safe for youth, argues a commentary in the Canadian Medical Association Journal. The adoption of AI chatbots by youth as a source of mental health ...
Medical Xpress / After high school, exercise collapses for one in three young adults as screens and disinterest take over
Younger children and teens often have built-in opportunities to stay active through gym class, sports, and extracurricular activities. But after high school, those structured options often disappear. And many young adults ...
Phys.org / A cheaper way to fight 'forever chemicals': How pH-controlled traps could clean drinking water
Forever chemicals don't break down and don't disappear, but Florida International University scientists have developed a safer, cheaper, and reusable solution that could remove these chemicals. FIU chemistry professor Kevin ...
Phys.org / Astronomers reveal always-changing multi-planet system
Astronomers at The University of New Mexico have published new research confirming three bodies orbiting the dynamic exoplanet system TOI-201. They include a super-Earth (TOI-201 d), a warm Jupiter (TOI-201 b), and a brown ...
Phys.org / Support fundamental research, prize-winning mathematician urges
French mathematician Frank Merle, who won a prestigious Breakthrough Prize on Saturday, told AFP that fundamental research must be supported because it is a "foundation stone" for the future.
Phys.org / A tabletop ring of atoms brings the universe's doomsday vacuum collapse into the lab
Physicists in China have simulated the effect of "false vacuum decay": a phenomenon believed to play out constantly in the seemingly empty expanses of space, and which one theory even suggests could bring an abrupt end to ...
