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The Milky Way is not the calm, flat starry disk many of us learned about in school. Astronomers are now tracking a colossal, curling disturbance that ripples through our Galaxy’s disk, lifting and ...

Meteorologists divide our planet’s annual seasons, referred to as “meteorological seasons”, into four equal divisions of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...