Strange as it may seem, early germ theorists could tell us a lot about today’s attitudes toward climate change. While researching for a new book about the history of emerging infections, I found many ...

Gastrointestinal illnesses on cruise ships hit a 12-year high in 2024, and 2025 has been even worse, with cruise lines seeing an entire year's worth of outbreaks in only the first quarter of the year.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. To mark our 150th year, we’re revisiting the Popular Science ...

When you don’t believe in germ theory, the world is your oyster—or maybe your bathtub. Over the weekend, America’s top health official, Robert F. Kennedy Jr., shared pictures on social media of ...