Money changes hands around 55 times a year, which means that it plays host to a number of pathogens, including germs like viruses and bacteria.

"We're in a much better position to create updated vaccines if they're needed," Gates wrote in a year-end review.

Bill Gates wrote in a blog post that his divorce with Melinda French Gates brought about "great personal sadness" for him.

Dr. Leana Wen said Omicron seems to be more contagious than Delta in South Africa. It has at least 50 mutations, so vaccines could be less effective.

Slipping an air-quality monitor in your kids' backpack is the new way to test if a school is well-ventilated, The New York Times reports.

Current COVID-19 vaccines and booster shots may not be enough to protect against future variants of the coronavirus, Ugur Sahin told the FT.

The Delta variant represents the majority of coronavirus cases in the US. Here's what we know about how contagious it is, the symptoms, and immunity.

Facebook's new mask policy for all US employees came after the CDC warned that fully vaccinated people can still spread COVID-19.

"This bubble is the real thing, and everyone can see it. It's as obvious as the nose on your face," Grantham said.

The Chinese CDC said a Beijing-based researcher, 53, became ill after dissecting two monkeys while studying non-human primate breeding.

A US resident who traveled back home from Nigeria tested positive for monkeypox, a rare illness with no proven, safe treatment. 1 in 100 patients die.

As we start to socialize in person without masks, a cluster of familiar, non-COVID-19 viruses are emerging across the country.

One of the 186 campers who stayed at Omaha's Henry Doorly Zoo and Aquarium awoke on the night of July 4 to find a wild bat flying around her head.

Cases of RSV (respiratory syncytial virus) typically strike in the winter months, but a CDC advisory says there's been a recent uptick in cases.

Lifting restrictions on June 21 as planned could cause a "wave" of new cases, driven by the variant first identified in India, scientists said.

The quote is reportedly from a 1988 interview that Prince Philip gave to the news agency Deutsche Press-Agentur.

Around 80,000 people in Austria and Germany had their COVID-19 test results and information exposed in the breach, security experts said.