CLOSE Carolyn Wysinger is a teacher and activist who says Facebook censors her from discussing racism online, sometimes locking her out of her account. USA TODAYT’Nae Parker, a Black activist who’s been on Facebook since college, almost always has the app open on her phone, spending hours each day helping her community in South Carolina – that…

A long-acting drug injected every two months is more effective at preventing HIV than the pills most commonly used by people at risk of acquiring the infection, according to research released Tuesday at an international AIDS conference.The drug cabotegravir was tested on more than 4,500 cisgender men who have sex with men and transgender women…

The coronavirus outbreak in Nashville that once centered in Antioch and other southeastern neighborhoods is shifting to the city’s center, spreading among downtown residents and patrons of bars, honky-tonks and other crowded Lower Broadway businesses.The city government on Tuesday released heat maps showing the virus is spreading fastest and furthest in the downtown area, and leaders…

The spread of the coronavirus has surprising similarities to the spread of fake news, gun violence and even social media fads. What they all have in common is that mathematics plays a role in predicting how things "go viral," whether it's a germ, a rumor or an internet trend. Adam Kucharski, associate professor at the…

It shouldn't "be a surprise" if the global death toll from the coronavirus begins to pick up pace again as the pandemic shows signs of accelerating across the globe, World Health Organization officials said Tuesday. For the month of June, reported Covid-19 cases around the world have accelerated while the death toll has been falling, Dr. Mike Ryan, executive director…