New biomarker for severe COVID-19

During the pandemic, it has become evident that people with cardiovascular disease and obesity are at much higher risk of developing very severe, even fatal COVID-19 disease. Researchers at Karolinska Institutet have identified ...

Ultrashort-pulse lasers kill bacterial superbugs, spores

Life-threatening bacteria are becoming ever more resistant to antibiotics, making the search for alternatives to antibiotics an increasingly urgent challenge. For certain applications, one alternative may be a special type ...

Costa Rican sloth antibiotics offer hope for human medicine

The fur of Costa Rican sloths appears to harbor antibiotic-producing bacteria that scientists hope may hold a solution to the growing problem of "superbugs" resistant to humanity's dwindling arsenal of drugs.

Storing information with light

New photo-ferroelectric materials allow storage of information in a non-volatile way using light stimulus. The idea is to create energy efficient memory devices with high performance and versatility to face current challenges. ...

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