News tagged with northern hemisphere

Noctilucent clouds get an early start

Every summer, something strange and wonderful happens high above the north pole. Ice crystals begin to cling to the smoky remains of meteors, forming electric-blue clouds with tendrils that ripple hypnotically against the ...

dateJun 10, 2013 in Earth Sciences
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Weather forecasts on Mars

( —In the north of the red planet snowfalls occur with great regularity. Expeditions of Mars rovers into this region could therefore be easily planned.

dateMay 08, 2013 in Space Exploration
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How the ice ages ended

A study of sediment cores collected from the deep ocean supports a new explanation for how glacier melting at the end of the ice ages led to the release of carbon dioxide from the ocean.

dateMay 01, 2013 in Earth Sciences
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