As Solar Cycle 25 peaks, learn how increased sunspots and ionospheric ionization are boosting shortwave radio propagation.

Add Yahoo as a preferred source to see more of our stories on Google. We are currently midway through Solar Cycle 25, the 25th solar cycle since the naming convention began back with Solar Cycle 1 in ...

Add Yahoo as a preferred source to see more of our stories on Google. An image taken by NASA’s Solar Dynamics Orbiter spacecraft shows a powerful solar flare produced on May 11, 2024, during a spate ...

A recent X1.4 solar flare raises questions about Artemis II launch timing, communication risks, and potential impacts from ...