One of the driving forces behind Hurricane Sandy pinwheeling toward the northwest is something called the "Fujiwhara effect".
If Hurricane Sandy hits the East Coast, it won’t be right to call it a hurricane any more. Or even a tropical storm.
Tropical Storm Sandy could become a massive storm that pummels the East Coast, or it move harmlessly out to sea.
A rogue individual conducting his or her own geoengineering experiment was thought unlikely. Until it happened recently.
"Perfect storm" scenario may loom for the Mid-Atlantic and Northeast as tropical storm Sandy develops in the Caribbean.
As far as drought-stricken states go, Nebraska is at the top, having seen its driest July-to-Sept. period on record.
Scientists show how melting permafrost could add to global warming, and the results aren't what you might expect.
As intense as the wildfires have been this year, they provide just a glimpse of the future of the American West.