The massive, strange Comet K2 is touring the solar system, surprising scientists as it goes

Scientists Show Effectiveness of Migraine Drug for Weight Loss

David Lunt revolutionized amateur astronomy by introducing the first hydrogen-alpha solar telescopes for consumers in the late 1990s. H-alpha filters had been available before, but they required electronic temperature control to maintain their narrow passpands, making them cumbersome to use

In the late 19th century, the Royal Greenwich Observatory hired a team of 'lady computers' who studied data from the Sun, sunspots, and magnetic storms. One of them, Annie, married the head of the Solar department, Walter Maunder, and together they mapped patterns of sunspots over time