A second giant 'hole' has appeared on the sun, and it could send 1.8 million mph solar winds towards Earth
Scientists Debunk Controversial Theory of Stonehenge as a Solar Calendar
Painting of Sunspot by James Nasmyth, 1860. Nasmyth discovered fine scale solar features, which he called 'willow-leaf-shaped objects'. Now known as solar granulation, their existence was disputed for many years