Medicine & TechnologyWhat's the concern about the new COVID-19 variants? Are they more contagious? Here's what you need to know about coronavirus mutations!
At the height of the global coronavirus pandemic, face masks have become a part of daily life. Researchers are now looking into a new material - from copper foams - that is durable and can potentially filter out microbes.
Breakthrough cases are rare but expected to happen. They remind the public that wearing face masks while the virus is still circulating is still important.