When Does a Glacier Move?
A glacier moves because the huge pressure of the ice and snow lowers the freezing point of its lower layers, causing them to melt.…
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Ice
When Were the Ice Ages?
The Ice Ages ended about 10,000 years ago after lasting about two million years. At its greatest extent the ice covered nearly 30 per…
Where Is the Cresta Run?
The Cresta Run was built at St. Moritz, Switzerland, in 1884 for the sport of tobogganing—or sliding down snow-covered slopes and chutes o
Where Is the Coldest Permanently-inhabited Place on Earth?
If you’re wondering where the coldest permanently-inhabited place on Earth is, it’s Oymyakon in the Siberia area of Russia. Oymyakon has an
Why Do Water Pipes Sometimes Burst in Winter?
Cold water pipes may burst in winter when the outside temperature falls below 0°C (32 °F) and the water turns to ice. The pipe’s wa