More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

One of the limitations of using phages to fight antibiotic-resistant bacteria is the process of engineering them, but a new ...

The National Park Service has removed an exhibit on slavery at Philadelphia’s Independence National Historical Park. Crews ...

French prosecutors have opened an investigation into an oil tanker intercepted by the French navy in the Mediterranean Sea.

“Our results push back the association of T. pallidum with humans by thousands of years, possibly more than 10,000 years ago ...