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Meet "Spikey," a Possible Pair of Merging Supermassive Black Holes
Space

Meet "Spikey," a Possible Pair of Merging Supermassive Black Holes

A flare predicted for this spring could confirm the object is indeed two monstrous black holes coming together

By Nola Taylor Redd
The Curious Case of Proxima C
Space

The Curious Case of Proxima C

Astronomers continue to gather evidence for a second world around the sun’s nearest neighboring star

By Lee Billings

Departments

  • The Coolest Physics You've Ever Heard Of

  • How the Celebrated "Pale Blue Dot" Image Came to Be

  • Death on Mars

  • Have We Solved the Black Hole Information Paradox?

  • What's Wrong with Physics

  • From the Editor

    The Most Mercurial Field of All

  • News

    Home Star Stunner: Best Ever Images of Solar Surface Herald New Era

  • Bizarre Cosmic Dance Offers Fresh Test for General Relativity

  • Mysterious Faded Star Betelgeuse Has Started to Brighten Again

  • New Horizons May Have Solved Planet-Formation Cold Case

  • Physicists Come Closer to Answering Question of Antimatter's Scarcity

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