When we think of rivers, we think of water generally flowing, in a linear fashion, from high ground to the sea. Did you know ...

Millions of kilometers of rivers around the world are carrying antibiotic pollution at levels high enough to promote drug resistance and harm aquatic life, a new study warns. The study estimated the ...

Ten years ago at a convention in Baltimore, Lydia Lewis, who teaches U.S. history to fifth graders at a private school in Washington, met what she described as a bright, college-educated young woman ...