Winter weather patterns in North America are dictated by changes to the polar vortex winds high in the atmosphere, but the most significant cold snaps are more likely influenced by the tropics, scientists have found.
Earth Sciences
Dec 27, 2019
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Overwhelming scientific evidence has demonstrated that our planet is getting warmer due to climate change, yet parts of the eastern U.S. are actually getting cooler. According to a Dartmouth-led study in Geophysical Research ...
Earth Sciences
Feb 14, 2018
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183
The long-lived international Cassini mission has revealed a surprising feature emerging at Saturn's northern pole as it nears summertime: a warming, high-altitude vortex with a hexagonal shape, akin to the famous hexagon ...
Space Exploration
Sep 4, 2018
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344
The Space Climate Research Group at the University of Oulu, Finland has been studying the effects of energetic particle precipitation from space, more commonly known as the aurora borealis or Northern Lights, on winter weather ...
Planetary Sciences
Feb 16, 2024
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160
A new movie sequence of images from NASA's Cassini spacecraft shows the view as the spacecraft swooped over Saturn during the first of its Grand Finale dives between the planet and its rings on April 26.
Space Exploration
May 4, 2017
2
511
It might seem counterintuitive, but the dreaded polar vortex is bringing its icy grip to parts of the U.S. thanks to a sudden blast of warm air in the Arctic.
Environment
Jan 28, 2019
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1950
Not for the first time in recent years, Europe has descended into a deep freeze while the Arctic experiences record high temperatures, leaving scientists to ponder the role global warming may play in turning winter weather ...
Environment
Feb 28, 2018
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226
A record-breaking cold wave is sending literal shivers down the spines of millions of Americans. Temperatures across the upper Midwest are forecast to fall an astonishing 50 degrees Fahrenheit (28 degrees Celsius) below normal ...
Environment
Jan 29, 2019
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2566
Millions of people in northern Europe are still battling snow and ice, wondering why they are being punished with bitter cold when—officially—spring has arrived and Earth is in the grip of global warming.
Environment
Mar 28, 2013
196
0
(PhysOrg.com) -- University of Southampton researchers have developed new nano-structured glass optical elements, which have applications in optical manipulation and will significantly reduce the cost of medical imaging.
Nanophysics
Aug 15, 2011
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