Wealth doesn’t guarantee health: US, Canada lag behind smaller economies.

Wealth doesn’t ensure health. US and Canada lag behind Iceland, Japan, and Norway in UN health goals due to healthcare efficiency.

Overloading working memory makes adults behave like children.

Overloading adults’ working memory causes them to behave like children, with similar attention problems.

COVID-19 vaccination safer for kids than infection

Study of 14M kids shows COVID-19 infection raises heart risks more than vaccination.

Super recognisers focus on key facial features for better identification

Super recognisers excel by focusing on key facial features, research shows.

Stem cells cut heart failure risk post-heart attack

Stem cell infusion reduces heart failure risk post-heart attack by 64% in trial.

Robotic fish fin achieves fish-like agility

Robotic fish fin achieves 1.66 body lengths per second, mimicking fish agility.

Experts find flaws in AI safety tests

Experts found flaws in hundreds of AI safety tests, raising concerns about their validity.

AI chatbots fail teens in crisis, studies show

AI chatbots often fail to help teens in crisis, new studies show, raising ethical concerns.

Human rights violations predict atrocities

Human rights abuses escalate predictably before atrocities.

Skipping breakfast doesn’t hurt thinking ability in healthy adults

Skipping breakfast or intermittent fasting doesn’t impair cognitive function in healthy adults in the short term, a new study finds.