Cases of Covid-19 are rising again. What should people know about new subvariants, especially as many gather for festivities such as Mother's Day and graduations? CNN Medical Analyst Dr. Leana Wen answers your questions.
The US Centers for Disease Control and Prevention said Friday that it's investigating 109 cases of severe and unexplained hepatitis in children in 25 states and territories that may be linked to a worldwide outbreak.
About 14.9 million people around the world died as a direct or indirect result of Covid-19 in the period between January 1, 2020, and December 31, 2021, according to new estimates from the World Health Organization -- nearly three times more deaths than were officially reported.
November 10 is a day Kim Ford remembers too well. It was the day last year when her 9-year-old son, Jack, was scheduled to get his Covid-19 vaccine at the school clinic. They were excited that he'd finally have some protection, but on November 9, he had the sniffles.
Millions of elusive black holes hide in plain sight across the Milky Way galaxy, only giving away their presence occasionally through bursts of X-ray light when they feed on stars.
Efforts to shift blame away from institutions and toward individuals sabotage shame's original mission, mathematician and journalist Cathy O'Neil explains in her new book, "The Shame Machine: Who Profits in the New Age of Humiliation."
The US Food and Drug Administration announced Thursday that it is limiting the emergency use authorization of the Johnson & Johnson/Janssen Covid-19 vaccine to people 18 and older for whom other vaccines aren't appropriate or accessible and those who opt for J&J because they wouldn't otherwise get vaccinated.
The day after Politico reported on a leaked draft of a Supreme Court opinion overturning Roe v. Wade, Sean Mehl was trying to figure out how to answer the phones.
The world's smallest marine mammal is so critically endangered that there are only about 10 remaining in its sole habitat of Mexico's Gulf of California.
Meat-heavy banquets have long been thought to be a common feature of early medieval life for England's kings and nobles, who are often depicted feasting on legs of animal flesh and knocking back goblets of ale in the great halls of their realm.
Rock climbing may seem like a niche sport, possibly one fraught with danger. But experts say it offers participants a wide variety of physical and mental health benefits that are not always found in other sports.
Massive Native American drawings -- which remained unseen in an Alabama cave for more than 1,000 years -- have been unveiled by a team of scientists. It's the largest known cave art ever discovered in North America.
US children under 5 are getting closer to authorized Covid-19 vaccines, but most parents may be reluctant to actually get them when they become available, a new survey found.
