storkus writes: Magneto-hydrodynamics (MHD) has been suspected for a while as reason why the sun's corona is millions of degrees while the surface is only thousands. Northumbria University has now apparently confirmed this using a custom telescope.
"Necessity is the mother of invention" is a silly proverb. "Necessity
is the mother of futile dodges" is much nearer the truth.
-- Alfred North Whitehead