Q: Do bald eagles have good vision? When I see them, they’re usually sitting in a tree and looking around. Are they watching for prey? A: We’ve probably all heard the expression, “eagle-eyed,” to ...

Designated as part of the St. Croix National Scenic Riverway, the Namekagon flows at a pace that seems calibrated specifically for relaxation—fast enough to move you along without paddling but slow ...

Space weather forecasting is decades behind Earth’s meteorology. Learn what makes auroras so unpredictable—and the real-time ...