California is cracking down on invasive species, and that could have a big impact on national regulations due out later this year. The state has passed the strictest rules in the country to prevent cargo ships from bringing foreign plants and animals to San Francisco Bay.
Heavy storms and snowmelt in April saturated the Mississippi River, causing historic flooding across the central United States. The river is expected to crest on Monday in Memphis, Tenn., and move south, toward New Orleans.
In the deep waters off Cuba's north coast, a Chinese-built oil rig is due to begin drilling this fall in an area geologists believe may have huge beds of undersea crude.A significant find could transform Cuba's economy and possibly alter relations with the United States, but it may also present new
Scientists have long predicted that — eventually — temperatures and altered rainfall caused by global climate change will take a toll on four of the most important crops in the world: rice, wheat soy and corn.Now, as world grain prices hover near record highs, a new study finds that the effects
Two days before hundreds of deadly tornadoes swept through the South on April 27 and 28, meteorologists were telling people in that part of the country to get ready for powerful twisters.But those same meteorologists have no idea whether there will be a similar outbreak of tornadoes next week or nex
The sheer magnitude of the destruction in Tuscaloosa, Ala., is difficult to comprehend until you are here and can see street after street reduced to rubble — homes, stores, warehouses, parks. President Obama acknowledged the scope as he toured some of the areas hardest hit by this week's storm."