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Artikel-artikel mengenai Cold

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Temperatures in normally warm Texas plunged into the teens in February 2021, knocking out power for a population unaccustomed to cold, with deadly consequences. Thomas Shea / AFP via Getty Images

How Arctic warming can trigger extreme cold waves like the Texas freeze – a new study makes the connection

Counter to what you might expect, events like the February cold wave that froze Texas can actually become more likely with global warming.
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.
Lasers create colorful light shows at concerts, are used by doctors in surgeries – and are used in scientific laboratories. EyeWolf/Getty Images

What is the slowest thing on Earth?

Physicists can use bright, hot lasers to slow atoms down so much that they measure -459 degrees Fahrenheit.
It’s an age-old battle between parents and kids. Alena Ozerova/Shutterstock.com

Do I have to wear a jacket when it’s cold outside?

Leaving your coat at home on a cold winter day doesn’t automatically mean you’re going to get sick. But it could make you more susceptible to germs.
Researchers imagine tapping into your body’s reactions to extreme cold to reap psychological benefits. Ratushniak/Shutterstock.com

Brain over body: Hacking the stress system to let your psychology influence your physiology

Can the brain’s conscious mechanisms exert a significant influence on the body’s autonomic functions? New research suggests yes – with possible implications for mental health.
A pedestrian crosses a street bundled up against the subzero temperatures carried by a polar vortex. Stringer/Reuters

What is frostbite? An ER doc explains

Layering on winter gear is annoying. But with temperatures reaching minus 50 in some parts of the country, it is essential to protect your skin from frostbite, which can happen in minutes.
Yes, I am a bit chilly, why? tim elliott/Shutterstock.com

Is winter miserable for wildlife?

When you’re warm and cozy inside, it can be natural to wonder if the animals you see outside your window this winter are doing OK. Don’t worry – they’re doing better out there than you would.

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