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News
Scientists develop new framework to track polar vortex splits and displacement
3+ week, 1+ day ago (420+ words) Researchers have developed a new framework that tracks how the Northern Hemisphere stratospheric polar vortex splits, shifts and evolves through winter. The framework uses persistent homology and ERA5 reanalysis data to assign daily split and displacement scores, providing a continuous view…...
North America Had A Continent-Spanning “Mega-Escarpment” A Kilometer High, And It Might Explain The Grand Canyon’s Great Mystery
3+ week, 3+ day ago (851+ words) Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication.View full profile Copy Editor & Staff Writer Josh has a degree in Biology…...
The Death of a Supercontinent May Have Formed the Grand Canyon Close to a Billion Years Earlier than Once Thought, New Study Reveals
3+ week, 3+ day ago (371+ words) The Grand Canyon, one of America’s most famous landmarks, may have been created when an ancient supercontinent cracked apart, according to new research. Roughly 800 million years ago, the supercontinent Rodinia broke apart in a gradual process, taking close to 300 million…...
Grand Canyon timeline rewritten by uranium dating
3+ week, 6+ day ago (945+ words) Grand Canyon rock dates back 1.75 billion years, yet the canyon is younger than 10 million. New zircon evidence points to a lake that spilled westward and began the carving. The Grand Canyon stretches 277 miles (446 km) across northern Arizona and drops more…...