stellar-mass black holes (about five to 50 times the mass of the sun), supermassive black holes (millions to billions of times the mass of the sun), and intermediate-mass black holes with masses ...

Black holes are places where gravity is so powerful that nothing — not even light — can escape. Rather than being empty, ...

Apr. 9, 2025 — Scientists have discovered key conditions needed for a stellar black hole to create plasma jets. Their findings show that when superheated gas material experiences a rapid ...

In a major leap forward, scientists, using the Event Horizon Telescope (EHT), have captured the sharpest images yet of ...

"TSA regularly shows that (for some dumb reason) people frequently forget firearms in their carry-on, or even try to sneak ...

Many creatures have imprinted on our hearts — and even a city sidewalk — for making their homes near ours. Here’s a look back at some of Chicago’s well-loved animals.

May 21, 2025 • We asked some of our trusted critics which upcoming books they are most looking forward to. Here are the fiction and nonfiction titles they picked.

The 1983 ABC movie “The Day After” was a landmark moment that proved contentious even before it aired, as a new documentary shows. By Alissa Wilkinson The latest installment to the long ...

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