The 100,000 residents of the Canadian city of Fort McMurray were ordered to leave town late Tuesday as a monster wildfire swept through the oil sands region, in Alberta province's largest ever evacuation.
Here are some places where you'll want to hold onto your hat for dear life.
It's ten years now since Hurricane Katrina devastated New Orleans. Trace looks ahead and wonders whether even harsher storms may cross our path.
This week: Get a bird's eye view of Marrakesh, some midsummer atmospheric fireworks -- and a massive solar plant in China.
The U.S., Brazil and China all released major commitments to reduce or at least slow their greenhouse gas emissions. Continue reading →
Photographer Joshua Nowicki created a sensation across the Internet when he posted a photo of tiny sand towers created by wind eroding frozen sand along Lake Michigan. Continue reading →
You see those scary cold numbers of the TV weather map, but here's what they really mean.
A powerful wind called a microburst pushed cars around a Missouri parking lot like they were toys. Continue reading →
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