Why Does Dew Fall Overnight?
Dew is the result of condensation on the surface of the earth. At night the earth sometimes becomes colder than the air, and when…
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Cold
Why Do Deserts Form?
Deserts in hot climates owe their origin to lack of water resulting from the capacity of warm air above the land area to retain…
Where Is the Gulf Stream?
The Gulf Stream is in the Atlantic. It is a warm ocean current which flows steadily from the Gulf of Mexico north-eastwards. One branch…
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