Summary:
- Scientists predict that the Sun will experience its most powerful solar flare in 2025, which could disrupt satellite communications and power grids on Earth.
- Researchers have discovered evidence of a "ghost volcano" hidden beneath the surface of Yosemite National Park, which could provide insights into the region's geological history.
- The article discusses the latest scientific discoveries and advancements in the fields of space exploration and Earth science, which are important for understanding our planet and the universe.