
Space & PhysicsJanuary 1, 1960
The Green Flash
When the sun's disk is disappearing at sunset, or appearing at sunrise, its top sometimes momentarily turns a brilliant green. The flash results from dispersion of sunlight in air

The Green Flash
When the sun's disk is disappearing at sunset, or appearing at sunrise, its top sometimes momentarily turns a brilliant green. The flash results from dispersion of sunlight in air