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Medical Xpress / Estrogen's role in boosting dopamine and cognition: Experiments uncover how hormones influence learning

Researchers have long established that hormones significantly affect the brain, creating changes in emotion, energy levels, and decision-making. However, the intricacies of these processes are not well understood.

38 minutes ago in Neuroscience
Phys.org / Bacterial Rtc repair system provides new target in fight against resistant infections

The discovery of a new mechanism of resistance to common antibiotics could pave the way for improved treatments for harmful bacterial infections, a study suggests. Targeting this defense mechanism could aid efforts to combat ...

38 minutes ago in Biology
Phys.org / How continents peel from below to trigger oceanic volcanoes

Earth scientists have discovered how continents are slowly peeled from beneath, fueling volcanic activity in an unexpected place: the oceans.

38 minutes ago in Earth
Medical Xpress / Experimental compound curbs alcohol intake and motivation in mice, with sex-dependent differences

A new compound tested at the Miguel Hernández University of Elche (UMH) in Spain shows promising effects in reducing alcohol consumption and motivation to drink in mice, with marked sex-dependent differences in efficacy. ...

38 minutes ago in Medications
Tech Xplore / Automatic C to Rust translation technology provides accuracy beyond AI

As the C language, which forms the basis of critical global software like operating systems, faces security limitations, KAIST's research team is pioneering core original technology research for the accurate automatic conversion ...

1 hour ago in Software
Phys.org / Vegan diet can halve your carbon footprint, study finds

Only around 1.1% of the world's population is vegan, but this percentage is growing. For example, in Germany the number of vegans approximately doubled between 2016 and 2020 to 2% of the population, while a 2.4-fold increase ...

5 hours ago in Earth
Tech Xplore / AI adoption in US adds ~900,000 tons of CO₂ annually, study finds

A new study published in Environmental Research Letters finds that continued growth in artificial intelligence (AI) use across the United States could add approximately 900,000 tons of CO₂ annually. This is not a small ...

1 hour ago in Energy & Green Tech
Phys.org / New AI framework can uncover space physics equations in raw data

Artificial intelligence (AI) systems, particularly artificial neural networks, have proved to be highly promising tools for uncovering patterns in large amounts of data that would otherwise be difficult to detect. Over the ...

22 hours ago in Physics
Phys.org / 'Impossible' merger of two massive black holes explained

In 2023, astronomers detected a huge collision. Two unprecedentedly massive black holes had crashed an estimated 7 billion light-years away. The enormous masses and extreme spins of the black holes puzzled astronomers. Black ...

18 hours ago in Astronomy & Space
Phys.org / Fragments of Stone of Scone tracked down to reveal a hidden history

The Stone of Scone, also known as the Stone of Destiny, is a treasured relic of history in Great Britain, used for centuries as an accompaniment to the coronation of kings. This 152 kg (335 lb) sandstone block has suffered ...

17 hours ago in Other Sciences
Medical Xpress / Anxiety disorders tied to low levels of an essential nutrient in the brain

People with anxiety disorders have lower levels of choline in their brains, according to research from UC Davis Health.

14 hours ago in Psychology & Psychiatry
Tech Xplore / Microsoft finds security flaw in AI chatbots that could expose conversation topics

Your conversations with AI assistants such as ChatGPT and Google Gemini may not be as private as you think they are. Microsoft has revealed a serious flaw in the large language models (LLMs) that power these AI services, ...

16 hours ago in Security