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Ever wondered what would happen if you fell down a black hole or how to build a supercar? Our sister publication How It Works is the action-packed magazine that’s bursting with the answers to your curious questions. Below, you can read an issue for free: just scroll down, enlarge to […]

Astronomers Can Predict When a Galaxy’s Star Formation Ends Based on the Shape and Size of its Disk

A galaxy’s main business is star formation. And when they’re young, like youth everywhere, they keep themselves busy with it. But galaxies age, evolve, and experience a slow-down in their rate of star formation. Eventually, galaxies cease forming new stars altogether, and astronomers call that quenching. They’ve been studying quenching […]