May 16, 2025, 12:00 AM
May 16, 2025, 12:00 AM

Scientists uncover new extreme solar storm from 12,350 BC

Highlights
  • Researchers from the University of Oulu analyzed tree rings in the French Alps revealing evidence of a powerful solar storm.
  • The storm, dating back to 12,350 B.C., was found to be over 500 times stronger than any modern solar storm.
  • Understanding this ancient solar activity is crucial for assessing risks to modern infrastructure from future solar events.
Story

In a groundbreaking study conducted by researchers from the University of Oulu, Finland, evidence has emerged of a significant solar event that took place 14,300 years ago, specifically in 12,350 B.C. This event is characterized as the most powerful solar particle storm ever recorded. Researchers analyzed tree rings in the French Alps, which revealed a dramatic spike in radiocarbon corresponding to the period. This ancient solar storm is estimated to be over 500 times more intense than the strongest modern solar storms, highlighting the severity of solar activity during periods of significant climate change. The findings not only provide insight into past solar events but also pose critical implications for contemporary society. The extreme solar particle storm from 12,350 B.C. sets a new standard for understanding potential risks associated with future solar activity. With the growing reliance on technology and infrastructure such as satellites and power grids, understanding the nature and scale of these ancient solar events becomes vital for modern risk assessment. Researchers caution that similar events could threaten our current technological infrastructure if they were to take place today. Historical comparisons underline the significance of the newly discovered event relative to documented solar activity. Among these references is the Carrington event of 1859, which was the most powerful solar flare observed in the modern era, but it lacked a solar particle storm of the nature found in 12,350 B.C. The research highlights the distinction between such events, categorizing them as Miyake events, named after the Japanese scientist who identified their impact. These stark differences illustrate the variability in solar activity over millennia, providing key context for ongoing studies in climatology and solar physics. As scientists continue to explore the data surrounding ancient solar activity, there remains an emphasis on accurately determining these past events to inform future preparedness strategies. The importance of this research is underscored by the current vulnerability of global technological infrastructure to solar storms and the potential repercussions of such phenomena on daily life. Potential implications for communication systems, transportation, and energy supplies emphasize the need for vigilance against future solar activity. In conclusion, understanding the complexities of ancient solar events can equip contemporary society with the knowledge needed to mitigate risks associated with future solar storms.

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