Frozen fountain in New York City during a bomb cyclone event, Jan. 4, 2018.
What raises a common winter storm to the level of 'bomb cyclone'? It's all about rapid, sharp changes in atmospheric pressure – and the scientists who coined the term meant to highlight their power.
Spraying salt onto roads is a safety measure.
When it snows, it pours – but why do municipalities treat the roads with salt? A chemist explains how salt affects water and ice.
A pedestrian crosses a street bundled up against the subzero temperatures carried by a polar vortex.
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.
Water in its solid phase, also known as ice.
AP Photo/Tony Dejak
An atmospheric scientist explains why water can do some strange-looking things at very cold temperatures, and what's different about snowfalls on Mars.
Bundled up against the cold in downtown Chicago, Sunday, Jan. 27, 2019.
AP Photo/Nam Y. Huh
Life-threatening cold temperatures in the central US are caused by changes in wind circulation in the Arctic that bring cold air south. Climate change could make these events more frequent.
It’s all about holding on to the heat you have.
Winter comes with colder temperatures. You and your body can work together to stay comfortable.
Yes, I am a bit chilly, why?
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.
The reason we have seasons is because, during its journey around the Sun, the Earth is tilted.
The amount of light your eyes can process might be one of the reasons why some people are more likely to experience SAD.
Hanna Kuprevich/ Shutterstock
One study found that people with brown eyes were more susceptible to the disorder.
It's not as simple as saying you won't 'feel the benefit'.
Snowpack protects tree roots and soil from harmful freeze/thaw cycles.
Climate change is shrinking winter snow cover in Northeast forests, which protects tree roots and soil from repeated freezing and thawing. This could stunt tree growth and forest carbon storage.
Sometimes thousands of ladybirds will ‘overwinter’ in the same spot, which experts say is normal behaviour and nothing for homeowners to be alarmed about.
According to experts, ladybirds are no more dangerous than they were before.
Brrr! It’s cold in here!
Winter is here, and many farmers are still waiting on their 'autumn break' of heavy rain. Unfortunately, it looks like it will be a dry, warm winter – although the snow season will likely be good.
Puffer jackets and vests have become the popular choice of winter coat for many, but at what cost to the environment, ducks and factory workers?
The puffer jacket has become an iconic staple of many people's winter wardrobe. Here are some ways to shop for yours in the most eco-friendly and ethical way.
A blizzard in Steamboat Springs, Colorado, in 2005.
Governments and private companies have been seeding clouds to create snow for decades, without proof that it actually works. A recent study peered into clouds in search of answers.
Extreme cold weather in Atlanta, Ga., on Jan. 3, 2018.
AP Photo/David Goldman
Many parts of the US have experienced extreme heat or extreme cold in the past year. Recent research projects that climate change will increase deaths from both types of weather, especially cold spells.
The confidence to navigate the borders between cultures and languages is essential in the world today. Why not start the education this holiday, with adventure stories?
The confidence to navigate between cultures and languages is essential in the world today. Start the education this holiday, with adventure stories from Guam to the North Pole.
Turtles can’t head south for the winter, so they hibernate in rivers, lakes and ponds.
Crisp temperatures, ice-capped ponds and frozen landscapes send animals scurrying for cover. But just what do turtles do when winter takes hold?
Even if you’re not sick, your nose runs when it’s cold. Why?
A reader wants to know why our noses run just because it's cold.
This winter had some extreme low and high temperatures.
In 2017 Australia's winter had the highest average daytime temperatures on record. This extreme is 60 times more likely to occur under the influence of greenhouse gas emissions.