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In a Consider This Q & A, Alex Honnold describes what motivates him to scale great heights with his bare hands
Consider This guests Alex Honnold and Jimmy Chin tell Antonio Mora about their extreme rock climbing feats
Gray wolf was delisted as an endangered species in 2011, but experts say decision was based on politics, not science
Marita Davison learns how these "eyes in the sky" are being used to fight a massive Yosemite National Park wildfire.
District attorney's office says the hunter allowed an illegal fire to get out of control
Mild weather conditions help contain fire at 70 percent while the cause of the blaze is being investigated
Tree-thinning projects approved by the US Forestry Service never received federal funding from Congress
Health warnings issued as tourists remain at campgrounds, despite thick blanket and burning smell
Sen. John McCain, R-Ariz., said that the Crimea region of Ukraine might already be lost to Russian control