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Phys.org / A century-old stellar mystery may finally have an explanation

For more than a century, astronomers have puzzled over a strange discrepancy in the historical record. Theta Eridani, a modest star in the constellation Eridanus, is the third-brightest star in its constellation, with a magnitude ...

42 minutes ago
Phys.org / Carnaby's cockatoos exposed to dangerous pesticide concentrations in WA's Wheatbelt

A new Murdoch University study has uncovered alarming levels of pesticide contamination in the food sources of endangered Carnaby's cockatoos in the Wheatbelt—including concentrations well above regulatory limits found in ...

12 minutes ago
Tech Xplore / Hidden prompts can plant false memories in AI agents, researchers warn

Large language models (LLMs), the computational algorithms underpinning ChatGPT, Gemini and other artificial intelligence (AI)-powered conversational platforms, are now widely used worldwide. These models can rapidly answer ...

2 hours ago
Medical Xpress / Watching live sports together boosts oxytocin and synchronizes heartbeats, study finds

Social connections are known to contribute greatly to people's psychological and emotional well-being. In fact, difficulties socializing and bonding with others have been linked to various psychiatric conditions, including ...

4 hours ago
Phys.org / Observations investigate the nature of a peculiar supernova

An international team of astronomers has performed follow-up observations of a peculiar Type Ia supernova designated SN 2023vjh. Results of the observational campaign, published July 9 on the preprint server arXiv, deliver ...

5 hours ago
Phys.org / Plants that make real dairy protein? Scientists discover an unexpected shortcut

What if the plants growing in a field could one day produce the same proteins that give milk its nutrition, texture and cheese-making properties? A new study brings that possibility a step closer by revealing an unexpected ...

4 hours ago
Phys.org / Researchers develop methods for breaking down forever chemicals

Researchers at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have developed two processes—hydrodynamic cavitation and cold atmospheric plasma combined with gas dispersion—to break down per- and polyfluoroalkyl substances ...

2 hours ago
Tech Xplore / New AR display tech boosts real‑world visibility while keeping virtual objects lifelike

Optical see-through augmented reality (AR) glasses are designed to overlay digital information onto the real world, but improving the realism of virtual objects often comes at a cost. Existing occlusion technologies physically ...

4 hours ago
Phys.org / Wildfire haze hangs over eastern US—and World Cup final

Heavy, acrid wildfire smoke blanketed much of the eastern United States on Saturday, marring preparations for the weekend's highly anticipated World Cup final to be held in an open stadium in New Jersey.

8 hours ago
Phys.org / Hybrid work blurs the line between work and home—here's how couples can set boundaries

Hybrid work has brought many real benefits. Greater flexibility can make it easier to manage work alongside family responsibilities, personal commitments and other demands. But it has also created new challenges, particularly ...

4 hours ago
Tech Xplore / Pocket-size AI: Powerful phones star at China show

Tech firms are racing to roll out advanced smartphones that use artificial intelligence to do everything from ordering food to composing messages with a simple voice command.

7 hours ago
Medical Xpress / When healing injuries, timing of regenerative cues matters

For decades, medicine has chased a simple but elusive goal of delivering the right drug to the right place at the right time. New research from the University of Oregon suggests that when it comes to healing from injury, ...

2 hours ago