Jun 18, 2013; 2:17 PM ET Five-day Weather Forecast for Knoxville, TN
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A lost city known only from inscriptions that existed some 1,200 years ago near Angkor in what is now Cambodia has been uncovered using airborne laser scanning.
A very large dead zone, an area of water with no or very little oxygen, is expected to form in the Gulf of Mexico this year.
Ice shelves lose more mass where the ice meets the sea than previously thought.
Pregnant women who are exposed to high levels of air pollution may be more likely to give birth to children with autism, according to a new study.
By 2045, humans will achieve digital immortality by uploading their minds to computers — or at least that's what some futurists believe.
Cities and coastal areas around the world are getting their act together in preparation for the effects of climate change.
The uppermost reaches of the ocean could be rapidly scanned in groundbreaking high detail using acoustic techniques, researchers say.
An international study released Wednesday shows that many species that are not considered threatened are "highly climate change vulnerable" and may require additional conservation measures to protect them.
Jun 15, 2013; 9:00 AM ET Social, political and economic instability creates famine, not the weather. Jalelah Ahmed reports.
