Researchers at the Paul Scherrer Institute PSI have for the first time observed photochemical processes inside the smallest particles in the air.

A study of Japanese university students and recent graduates has revealed that writing on physical paper can lead to more brain activity when remembering the information an hour later.

A study conducted at Columbia University Mailman School of Public Health reports a high global prevalence of both depression and anxiety during the COVID-19 pandemic and shows how implementation of mitigation strategies including public transportation and school closures, and stay-at-home orders impacted such disorders. 

High speed air dryers not only leave more contamination on poorly washed hands compared to paper towels but during hand drying, they can also spread germs onto clothing, ultimately transferring more bacteria to other surfaces, according to a study published today in Infection Control & Hospital Epidemiology, the journal of the Society for Healthcare Epidemiology of America. 

Researchers have developed a new intravascular imaging technique that could one day be used to detect coronary plaques that are likely to lead to a heart attack.

In the past few years, several medications have been found to be contaminated with NDMA, a probable carcinogen.

Meteorological spring is just getting underway, and already an enormous plume of sand and dust has blanketed northern China.

Last month, unusually high winds knocked down 15 giant sequoias in Yosemite.

The fragile colony of Little Penguins on Granite Island will be safer thanks to new signage that better informs the public how to prevent the colony from being threatened by interfering behaviours.

Largest study of its kind—62 sites worldwide—finds that in most cases economic value is higher when nature is protected or restored, rather than converted.