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Science News for November 28, 2025


Caribbean rainfall driven by shifting long-term patterns in the Atlantic high-pressure system, study finds

A new study challenges long-standing climate science paradigms, finding that the Caribbean often experiences drought during intensified summer insolation due to the strengthening and westward expansion of the North Atlantic Subtropical High. This high-pressure system suppresses convection and reduces rainfall across the region.

SourceXi'an Jiaotong University, Institute of Global Environmental Change·JournalScience Advances·TypeExperimental study·DateNov 28, 2025

What is that dog taking? CBD supplements could make dogs less aggressive over time, study finds

A recent study found that dogs given CBD supplements show below-average levels of aggression over time, with the most aggressive changes observed in male dogs. The study, which used data from almost 50,000 dog owners, also found a link between CBD use and health conditions such as dementia and osteoarthritis.

SourceFrontiers·JournalFrontiers in Veterinary Science·TypeData/statistical analysis·DateNov 28, 2025

Reducing human effort in rating software

Researchers found that Large Language Models (LLMs) can replace human effort in low-context, deductive labelling tasks with high accuracy. However, for high-context tasks, LLMs are unreliable due to a lack of deep situational awareness. The study suggests using LLMs for selective samples and providing them with 'few-shot' prompts to in...

Collaborating for improved governance

The study explores how to nurture and manage collaborative networks to improve community-level outcomes, particularly in food systems, regional economic development, and renewable energy innovation. It focuses on the characteristics of collaborative processes, such as network density, diversity, inclusion, and participation.

Leading global tax research from Singapore: The strategic partnership between SMU and the Tax Academy of Singapore

The Strategic Partnership between SMU and the Tax Academy of Singapore aims to boost ongoing discourse on global taxation issues through in-depth analyses of major developments. The partnership seeks to equip decision-makers with full background information necessary to make good tax decisions, contributing to the global tax academic c...