Science
An extremely rare aurora has been observed in Spitsbergen
The phenomenon, never before observed from the Earth’s surface, is thought to be the result of a polar rain of electrons coming straight from the solar corona.
The Arctic explained by science
Northern lights, midnight sun, polar night: the wonders of the Arctic, simply explained.
11 articles
Science
What is life like during the polar night?
People who live in Earth’s icy polar regions experience almost constant night every winter. This phenomenon is called the polar night, but what exactly is it? When does…
Science
Where does the midnight sun come from?
The polar regions are known for the polar night, an almost unbroken winter night. In summer, on the other hand, the days grow longer and longer. The phenomenon…
Science
Why do the northern lights come in different colors?
Brilliant green, deep red, purple, pink or even blue… Polar auroras can put on a true light show. Green is by far the most common color, but it…
Science
We are in a particularly intense period for the northern lights
The Sun’s new cycle of activity, the 25th, is one of the most intense ever recorded since solar cycles were first documented in the 18th century.
Science
Can it snow above 0°C?
It may sound paradoxical. We all learned that snow melts as soon as the temperature rises above 0°C. And yet it is not unusual to see snowflakes falling…
Science
What do trees gain by losing their leaves?
Every fall, forests put on a display of magnificent colors before a carpet of golden leaves covers the ground. Then, little by little, the branches are left bare…
Science
400 years ago, a French scientist described the northern lights
Borealis in the north, australis in the south: everywhere, auroras fascinate young and old alike. According to the European Space Agency (ESA), “the night is adorned with these…
Science
How can the northern lights be explained simply?
Green curtains rippling across the sky, red veils setting the horizon ablaze, delicate shades of violet that seem to dance above snow-capped mountains… The northern lights are among…
Science
Dry docks have been around since time immemorial!
When we think of dry docks, we often picture huge modern facilities built to take in merchant ships or naval vessels. Yet this process, essential to building and…
Science
Why do leaves change color in the fall?
Every year, from the first days of fall, the landscape is transformed. Forests turn shades of gold, orange and red before the leaves gradually drop to the ground.…
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