A University of Saskatchewan (USask) graduate student is studying the importance of bison—which she calls a “keystone species”—to Indigenous peoples and to the prairie landscape over time.

Dementia and other cognitive disorders now appear to be risk factors for developing severe COVID-19, according to research from the University of Georgia.

A team of researchers has tested everything from t-shirts and socks to jeans and vacuum bags to determine what type of mask material is most effective at trapping the ultrafine particles that may contain viruses such as SARS-CoV-2, the virus which causes COVID-19.

McMaster University researchers who analyzed thousands of documents covering a 300-year span of plague outbreaks in London, England, have estimated that the disease spread four times faster in the 17th century than it had in the 14th century.

Although the link may not be obvious, healthcare and climate change — two issues that pose major challenges around the world — are in fact more connected than society may realize. 

A team of researchers from the Germans Trias i Pujol Hospital and Research Institute (IGTP) and the Hospital del Mar Medical Research Institute (IMIM) has shown that regularly consuming foods rich in omega-3 fatty acids, from both animal and vegetable origins, strengthens the heart's membranes and helps improve the prognosis in the event of a myocardial infarction.

People with cancer who exercise generally have a better prognosis than inactive patients.

High land-use intensity reduces the beneficial effects of biodiversity on ecosystem services. 

Since COVID-19 began its menacing march across Wuhan, China, in December 2019, and then across the world, the SARS-CoV-2 virus has taken a “whatever works” strategy to ensure its replication and spread. 

Many countries struggle with food shipments being damaged or destroyed by invasive insects and plant disease.