Ecology

The uncertain future of the Ski World Cup between climate change and absent snow

The uncertain future of the Ski World Cup between climate change and absent snow

Generated with AI The last weekend of October has a special meaning for ski lovers: it is the World Cup has begun of alpine skiing with the double giant slalom (men’s and women’s) of Söldenon the Rettenbach glacier, in Austria. A glacier which, like many others, is suffering greatly from the higher temperatures each year and the winters which never ...

When the days get shorter are we sadder? What science says

When the days get shorter are we sadder? What science says

With the transition tosolar timewhich occurred between Saturday 25 and Sunday 26 October, the hands of the clocks have moved back an hourreducing the hours of evening light in our days, which will progressively shorten until winter solstice. This change may affect the our mood, making us feel more tired and down in the dumps, while at high latitudes the ...

Because when we wake up from a nightmare we continue to be restless

Because when we wake up from a nightmare we continue to be restless

Nightmares are dream activities particularly vivid and distressing which occur mainly in the REM phase of sleep. These are not just “bad dreams”, but a significantly negative experience for those who live it and who affects not only that on the quality of sleep but also on moodupon awakening. In fact, the feeling of malaise lasts for a good part ...

Why nuclear fusion is so difficult to achieve: the technical explanation

Why nuclear fusion is so difficult to achieve: the technical explanation

Nuclear fusion, a reaction in which two light atomic nuclei combine to form a heavier one, is the process that powers the Sun and the stars, capable of releasing enormous quantities of energy. But then, if it works so well in nature, why can’t we reproduce it on Earth too? Nuclear fusion is clean, safe, practically inexhaustible. To get it ...

Who was Vermeer's Girl with a Pearl Earring: a description of the work

Who was Vermeer’s Girl with a Pearl Earring: a description of the work

Girl with a Pearl Earring, Johannes Vermeer; via Wikimedia Commons We all know her face, even without having studied it: slightly turned to the left, her gaze turned towards the observer, the colorful turban on her head and a fleshy pearl hanging from her ear and her mouth open, something not common in Dutch paintings. This is an element that ...