Low LDL cholesterol levels linked to reduced risk of dementia

Credit: CC0 Public Domain People with low levels of low-density lipoprotein cholesterol (LDL-C) in their blood have a lower risk of dementia, including lower risk of Alzheimer’s disease-related dementia, shows…

Study finds ChatGPT mirrors human decision biases in half the tests

Credit: AI-generated image Can we really trust AI to make better decisions than humans? A new study says … not always. Researchers have discovered that OpenAI’s ChatGPT, one of the…

Hallstatt dagger discovered on Baltic Coast

Researchers from the St. Cordula Association for the Protection of Monuments have discovered a rare Hallstatt-era dagger, revealed after a storm caused a section of a Baltic Sea cliff to…

That ‘uhh… let me think’ face you make? Androids need it too

The Furrowed Face Condition displaying lowered brows and narrowed eyes. Credit: Shushi Namba/Hiroshima University Ever asked a question and been met with a blank stare? It’s awkward enough with a…

KiDS dataset doesn’t shake up cold dark matter model after all, say researchers

The OmegaCAM camera lies at the heart of the VST. It is built around 32 CCD detectors that together create 268-megapixel images. The camera contains extra CCDs to control the…

Rural communities need support to decrease health disparities and improve access to care, say researchers

Credit: Unsplash/CC0 Public Domain Rural communities in the United States face a dire health crisis that threatens the population’s well-being, says the American College of Physicians, in a new policy…

Hidden side channels in quantum sources could compromise secure communication

University of Toronto Engineering Ph.D. student Amita Gnanapandithan used both practical experiments and computer modeling to demonstrate the existence of “hidden” side channels in devices that produce photons used in…

Watch live plant cells build their cell walls

Imaging wall-less plant cells every six minutes for 24 hours revealed how the cells build their protective barriers.

Finance for renewables in sub-Saharan Africa is defying the odds

Daniel Duma is a research fellow and Miquel Muñoz Cabré is a senior scientist at the Stockholm Environment Institute (SEI).  Large-scale renewable energy is an unlikely success story in sub-Saharan…

Childhood Adversity Dulls Joy and Deepens Daily Emotional Swings

Summary: A new study reveals that adverse childhood experiences make adults more emotionally reactive—not only to negative events, but also to positive ones. People with a history of abuse or…