A proposed extensive network of hydroelectric dams may jeopardize the future of the Amazon basin.
Gray seal numbers are clearly increasing, according to scientists.
The rare anomaly is only the 10th ever to be recorded in history, scientists say.
The eighth natural wonder of the world in New Zealand was not totally destroyed by a volcanic eruption but could be restored.
The National Weather Service forecasts that heat wave will hit Southern California this month.
Jelly-like sea creatures are invading the West Coast.
Glass eels could detect Earth's magnetic field and use it as a compass to lead them toward home.
NASA study suggests that there will be an increased rainfall in the future than expected.
National Park Service to drain and clean Lincoln Memorial Reflecting Pool after 80 ducks died.
One of the world's oldest known monuments known as "Firehenge" or West Kennet palisade enclosures older than Stonehenge was discovered in England.
The Larsen C Ice Shelf, one of the largest icebergs in Antarctica, is breaking away in just a few days.