This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Last month when scientists announced new ...

Astronomers now believe the Milky Way's "inevitable" collision with a neighboring galaxy is much less likely than originally ...

A recently detected flash of energy appears to have emanated from the wreckage of colliding galaxies, according to an international team of astronomers led by Penn State scientists. The burst, known ...

Dark matter, the invisible matter that holds the galaxies together, is entirely missing in a galaxy, a new study has shown. The study, led by Michael Keim and Pieter van Dokkum at Yale University, has ...

Most messages are press releases about astronomical discoveries—okay, scratch that; most of them are spam, but science announcements are an easy second place. But I also get questions from readers ...