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Phys.org / AI agents coordinate behavior based on majority opinion—even when said opinions are meaningless

A new study published in Science Advances takes a closer look at how AI agents' choices are influenced by their peers. The team found that more advanced models tend to follow the majority when shown other agents' choices, ...

3 hours ago
Phys.org / Dark matter may be gravitationally lensing a likely source of cosmic neutrinos

Astronomers have discovered that the jet of a distant blazar has been gravitationally lensed by an unseen source of dark matter. Led by Silke Britzen at the Max Planck Institute for Radio Astronomy in Germany, the team's ...

7 hours ago
Medical Xpress / From brain wiring to stress and metabolism, one 'mastermind' gene has a finger on the switch

Many people find themselves losing appetite—or, conversely, overeating—in difficult situations, and these common reactions to stress suggest that the mind and metabolism are deeply connected. A new study from the Weizmann ...

2 hours ago
Phys.org / How ancient trees are warning us about the next enormous solar storm

Our sun is capable of storms far bigger than we've ever recorded. Studying the world's oldest trees suggests we could soon be due one of these gargantuan events.

2 hours ago
Phys.org / Study finds some microbes drastically change behavior outside the lab

A new study underscores the importance of studying microbes in their natural setting rather than relying solely on laboratory research. Researchers found that a set of corn root bacteria behaved completely differently when ...

2 hours ago
Phys.org / Amber fossil reveals firefly relative with unprecedented antennae

Insects rely on a wide range of strategies to sense their surroundings and communicate with their peers. Fireflies (Lampyridae) and some related beetles are known for their ability to produce visible light through chemical ...

8 hours ago
Phys.org / Graphene device measures fractional electric charges carried by some of quantum physics' strangest objects

An electron is supposed to be indivisible. It carries one fundamental unit of electric charge, and every electron is exactly the same. But under extreme conditions, large numbers of electrons act together and give rise to ...

2 hours ago
Medical Xpress / TLR2 links inflammation to neonatal heart regeneration, mouse study finds

Unlike adult hearts, the hearts of newborn mammals can temporarily regenerate after damage. However, this remarkable ability is rapidly lost within the first days of life. In a new study, scientists investigated how neonatal ...

1 hour ago
Phys.org / Beyond yes or no: Why Indigenous consent to resource projects is so complex

The issue of whether Indigenous communities support or oppose energy or infrastructure projects is increasingly making headlines, both in Canada and elsewhere. A case study from the Philippines exemplifies the complex realities ...

1 hour ago
Phys.org / It's not just flowers that help the pollinators. Grass can too.

Bees may be relying on your lawn for their next meal, according to a new study from the University of Georgia.

2 hours ago
Medical Xpress / Experimental pill targets nerve pain pathway, cutting opioid use after abdominal surgery

Opioids can be highly effective at relieving moderate to severe pain, whether it comes from surgery, an injury or conditions such as cancer. They work by activating opioid receptors in the brain and body, which block pain ...

4 hours ago
Phys.org / New X-ray imaging technique could double scanning efficiency while revealing hidden detail

Researchers at Monash University have developed a new X-ray imaging technique that can image two overlapping samples at the same time, potentially doubling scanning efficiency while opening new possibilities for industrial ...

2 hours ago