China's smog problem explained

A thick haze has this week smothered Beijing and surrounding areas, with tens of millions of people in northern China under severe pollution warnings.

Northern China chokes under severe pollution

Tens of millions of people across northern China were under severe pollution warnings Tuesday, with authorities urging them to reduce outdoor activities as a grayish smog enveloped the region.

No telling how much more snow coming for Sierra Nevada

No one really knows how much snow fell on the infamous Donner Party when the pioneers were trapped atop the Sierra Nevada for months and dozens died near Lake Tahoe in the winter of 1846-47.

Skiing in the Alps faces a bleak future thanks to climate change

Skiing was introduced into the Alps comparatively late in the 1880s, with the first ski-lift being developed in the Swiss resort of Davos in the winter of 1934. The industrial revolution was two centuries old by that point, ...

Ski jump: Flying or falling with style?

If you or I jump in the air as high as possible, we can stay off the ground for about half a second. Michael Jordan could stay aloft for almost one second. While there are many events at the Winter Olympics that feature athletes ...

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