One of the most ubiquitous visual symbols of the COVID-19 pandemic was the face mask. As government authorities began recommending them to slow the spread of the virus, all numbers and types of masks ...

This release is available in German. Smaller, even smaller, tiny. Miniaturization in chip manufacture is progressing at an impressive pace. Researchers continue to push the physical limits of ...

Masks and facial coverings are required in most settings to slow the spread of the coronavirus. The CDC released new data Wednesday on how to improve mask fit that reduces a person’s exposure to the ...