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Phys.org / Detecting the hidden magnetism of altermagnets
Altermagnets are a newly recognized class of antiferromagnets whose magnetic structure behaves very differently from what is found in conventional systems. In conventional antiferromagnets, the sublattices are linked by simple ...
Phys.org / 16,000 fossil footprints in central Bolivia reveal dinosaur behavior
Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from supernaturally strong monsters—capable of sinking their claws even into solid stone.
Phys.org / Study says African penguins starved en masse off South Africa
Endangered penguins living off South Africa's coast have likely starved en masse due to food shortages, a study said, with some populations dropping by 95% in just eight years.
Phys.org / How did Bronze Age plague spread? A sheep might solve the mystery
In the Middle Ages, a plague killed a third of Europe's population. Fleas carried the plague bacterium, Yersinia pestis, transmitting the Black Death from infected rats to millions of people.
Medical Xpress / Nine easy New Year's resolutions for people over 50
If you're over 50, you've probably made, and perhaps broken, a lot of New Year's resolutions by now.
Phys.org / LA fires showed how much neighborliness matters for wildfire safety—schools can do much more to teach it
On Jan. 7, 2025, people across the Los Angeles area watched in horror as powerful winds began spreading wildfires through neighborhood after neighborhood. Over three weeks, the fires destroyed more than 16,000 homes and businesses. ...
Medical Xpress / Private equity firms now oversee over half of US IVF cycles
The rise of private equity firms investing in health care facilities across the United States has been exploding in the last decade.
Tech Xplore / AI agents arrived in 2025—here's what happened and the challenges ahead in 2026
In artificial intelligence, 2025 marked a decisive shift. Systems once confined to research labs and prototypes began to appear as everyday tools. At the center of this transition was the rise of AI agents—AI systems that ...
Medical Xpress / Understanding childhood obesity: Causes, treatments and how to reduce stigma
While childhood obesity has become more common in recent years, this is a condition that is about more than just weight.
Tech Xplore / Decompression sickness in fish reveals hidden risks of hydropower operations
Professor Ole Gunnar Dahlhaug and postdoctoral fellow Wolf Ludwig Kuhn at the Norwegian University of Science and Technology (NTNU) have three goals: To understand the problem of gas supersaturation at hydropower plants, ...
Phys.org / Not all scientific breakthroughs survive the hype
Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for more evidence.
Phys.org / Gemini and Blanco telescopes unlock clues to origin of longest gamma-ray burst ever observed
Gamma-ray bursts (GRBs) are among the most powerful explosions in the universe, second only to the Big Bang. The majority of these bursts are observed to flash and fade within a few seconds to minutes. But on 2 July 2025, ...