Add Yahoo as a preferred source to see more of our stories on Google. Southbound hikers walk toward Pinchot Pass on the Pacific Crest Trail in California. (David Madison / Getty Images file) (David ...

Flu season may be mostly behind us, but a nasty, highly contagious stomach bug is rising. Limited time: Save 25% on NBC News subscription Get exclusive reporting, live Q&As and ad-free reading. In ...

An uncommon sea turtle hybrid has been found on a Queensland beach. The animals are a cross between a green turtle and the vulnerable loggerhead turtle. A group of rare turtle hybrids has been found ...

Global health officials are tracking an outbreak of Ebola caused by a rare species of orthoebolavirus called the Bundibugyo virus that has so far killed more than 130 people and infected more than 500 ...

A global conservation observance enters its 26th year this week with a new website, expanded resources and a renewed push to grow its international reach — all as scientists warn that more than half ...

🛍️ Amazon Prime Day: The best deals chosen by our editors 🛍️ By Laura Kiniry Published May 12, 2026 9:01 AM EDT Add Popular Science (opens in a new tab) More information Adding us as a Preferred ...

For many people, news of a virus outbreak on a cruise ship immediately brings back memories of COVID spreading when the Ruby Princess docked in Sydney in March 2020. Of the passengers and crew who ...

🛍️ Amazon Prime Day: The best deals chosen by our editors 🛍️ By Margherita Bassi Published Apr 25, 2026 10:13 AM EDT Add Popular Science (opens in a new tab) More information Adding us as a ...

Marburg virus disease (MVD) is a severe and often fatal hemorrhagic disease in humans caused by the Marburg virus. It is carried by Egyptian fruit bats and can spread to people after exposure in caves ...

A highly contagious illness that can cause severe and even deadly vomiting and diarrhea is spreading at an alarmingly high rate across the United States, health experts warned. Rotavirus, known for ...

The practice began in 1920s Western variety shows and spread to city speakeasies, but it faces increased scrutiny today—and pressure from conservation groups to make races safer for the reptiles. In ...

There’s a virus you may have never heard of before that is estimated to infect up to 90 percent of people and lurks quietly in your cells for life—but if it becomes activated, it will destroy your ...