It's a precarious time in Alberta's wildfire season, when a warm and/or windy day could lead to flames spreading out of control.

It's not just Niagara Falls. Many states in the US have impressive waterfalls. Some require a hike, but others are easy to ...

Here are some other tips for taking care of snow-covered trees from the Colorado State Forest Service: Check for hazards. Before approaching the tree, make sure your surroundings are safe. Check for ...

Venture to an abandoned ghost town high in the mountains near Aspen, Colorado, which used to be a boomtown during the gold ...

Satellite data reveal a link between the amount of black carbon in the atmosphere and rates of Antarctic sea ice loss in recent years.