Climate change is already under way. But what's the worst that could happen in the future?
Check out these shots of spectacular lighting and dramatic skies around the world.
A robotic sub used for climate research happened upon a mysterious 18th Century shipwreck. Continue reading →
Global warming isn't just heating up the days, nighttime lows are also rising across the United States.
Hundreds of wildfires are burning in Alaska and Canada, consuming more than 5 million acres of forest.
What would 2 degrees Celsius of warming mean for the future and heritage of the United States? A map we don't recognize. Continue reading →
On current trends, humanity would spend the estimated safe budget of Earth-warming greenhouse gases within 20-25 years, warned scientists who gathered in Paris, five months before the deadline for a historic carbon-curbing pact. Continue reading →
The Justice Department announced a record $18.7 billion settlement with BP on federal and state civil claims over its 2010 Gulf of Mexico oil spill.
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