LOCAL WEATHERPROVIDED BY iMap
- The Polar Vortex Is to blame for this year's brutal allergy season
Those cold snaps helped spawn a spring allergy season so intense that it already has its own headline-ready nickname: the "pollen vortex."
- Saturn shines near the moon tonight: how to see it
- Spring snow over Minneapolis, Duluth
- Watch live: Scientists explore a mysterious deep sea world
- Hikers take to mountains for winter fix
- Men vs women: Whom does lightning strike more often?