Solar biorhythm (IMAGE)
Caption
As the Sun's activity varies over each 11-year solar cycle — from periods of high activity (solar maxima) to low activity (solar minima) — so the Sun's oscillations, which are due to sound waves in the Sun's interior, increase and decrease in frequency. The oscillations therefore track and probe the Sun's active biorhythm
Credit
W.J.Chaplin
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None
License
Original content