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Articles sur Winter

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The polar vortex influences the jet stream, which can bring cold winter weather to the U.S. and Europe. AP Photo/Bill Sikes

What exactly is the polar vortex?

The media often call unusually cold, snowy storms a 'polar vortex.' The real polar vortex isn't coming down to visit the lower 48, but changes to the polar vortex can influence winter weather.
February 1969 afforded a spot of skiing for Nottingham residents. Photographer: Nottingham Post, courtesy: Nottingham Local Studies photographic collection

How British people weathered exceptionally cold winters

Food shortages, festivities and far-off fighting – Britain's coldest winters were among its most memorable.
Viruses spread easier during the winter than other times of the year, but being outside isn’t the main cause of transmission. Christopher Kimmel via Getty Images

Will going out in the cold give you a cold?

Going out in the cold won't necessarily lead to you getting a cold. But cold weather in general is more hospitable to viruses, so it's wise to take steps to keep your immune system strong.
Antibiotics do not shorten or reduce the severity of colds or flu, but they could produce adverse effects that make you feel even worse. (Pexels/Andrea Piacquadio)

Antibiotics in cold and flu season: Potentially harmful and seldom helpful

Resistant bacteria aren't the only risk posed by overprescribing antibiotics. A more immediate risk is side-effects and reactions, which a new review shows are surprisingly frequent and often severe.
We’ve learned much more about the novel coronavirus over the last few months, including that most spreading events occur inddoors. (Shutterstock)

How to prevent COVID-19 ‘superspreader’ events indoors this winter

As the coronavirus pandemic continues, and the colder weather approaches, new mathematical models are needed to study changing social behaviours and indoor spaces.

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