Albino redwoods are white because of a genetic mutation. A researcher in California thinks he might have figured out what purpose the trees serve in the forest.
Flood managers suspect August's big rainstorms and floods in Louisiana are becoming more common there and elsewhere because of climate change. One clue: Much of the damage was beyond the flood plain.
The Northeast Canyons and Seamounts Marine National Monument off the coast of New Englandis the size of Connecticut and has been called an "underwater Yellowstone" and "a deep sea Serengeti."
People in dozens of cities protested against the North Dakota Access Pipeline on Tuesday, including Sen. Bernie Sanders. In North Dakota, where the opposition began, more protesters were arrested.
As protests over the Dakota Access oil pipeline keep growing, those in favor of the project are beginning to speak out — even as the company stops work on the pipeline.
Members of the Standing Rock Sioux Tribe vow to continue their protest against an oil pipeline under construction in North Dakota. They're preparing for a long, cold winter.
Protesters continue to gather at the site of a proposed oil pipeline despite Friday's announcement that the government would pause construction on federally owned land.
An Obama administration decision to suspend construction on a controversial oil pipeline in North Dakota is a game changer for efforts to protect tribal lands, officials say.