NASA's Bennu samples contain life's building blocks, including amino acids and DNA/RNA nucleobases
Samples contain all five nucleobases of DNA and RNA, supporting theory that asteroids may have seeded Earth with life's ...
Scientific American27d
How the Polar Vortex Can Bring Arctic Blasts to the U.S.
The first is the polar jet stream, a huge current of air that circles the globe between 50 and 60 degrees north latitude within the low-altitude troposphere, the same layer of atmosphere where ...
USA Today20d
Powerful polar vortex in the stratosphere brings frigid temperatures to US
The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...
Yahoo23d
Polar vortex to blast 30 states with life-threatening cold: 'Be prepared'
After the first snowfall of the year in New York City, the freezing cold continues to affect the area, while people carry on with their daily lives on December 23, 2024. After the first snowfall ...
10TV.com26d
Polar vortex brings coldest air in 2 years to central Ohio
The polar vortex, a swirling mass of cold air located over the polar regions, is responsible for the cold. It's bringing extreme cold as far as the Deep South. Overnight lows will be well below ...
Discover Magazine12d
An Unwashed, Greasy Hair Day Actually Keeps Polar Bears Ice-Free
It’s made up of cholesterol, triglycerides, and fatty acids. An excessive amount can build up on the body, leading to acne. It can also build up in hair — which gives it that greasy, dirty look. On ...
Toronto Star26d
A polar vortex will plunge the Toronto-area to the lowest temperatures so far this winter. Here’s what to expect
What’s shaping up to be the most expansive polar vortex in over a decade is about to plunge much of North America, including nearly all of Canada, into the coldest temperatures the country has ...
CBS News22d
Polar vortex maps show where arctic blast is set to freeze the U.S. as far as the Deep South
However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...
Inside Edition11d
Scientists Now Know How Polar Bears' Fur Repels Snow and Ice
After researching, scientists found that a polar bear's hair is coated in a natural grease containing cholesterol and fatty acids, which repels ice and snow from sticking to them. Inside Edition ...
The Washington Post27d
The polar vortex will soon hit the U.S. See how cold it’ll get where you live
A lobe of the polar vortex, a stormy ring that typically keeps the coldest air locked up near the North Pole, will dip southward into the United States this weekend into next week. Polar air ...
Yahoo23d
Polar vortex to blast 30 states with life-threatening cold: 'Be prepared'
After the first snowfall of the year in New York City, the freezing cold continues to affect the area, while people carry on with their daily lives on December 23, 2024. After the first snowfall of ...
USA Today24d
Where will it snow in the US? See where the polar vortex is set to make an icy impact
Editor's Note for Sat. Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update. A polar vortex is forecasted to blanket most of the continental United States in ...