A galaxy has grown brighter for over four years. It's the first time the awakening of a massive black hole has been observed in real time.

Supermassive black holes have long puzzled astronomers, particularly how they grow so large. An international team of astronomers, including...

Astronomers may have witnessed the massive black hole at the center of a distant galaxy suddenly roaring to life. This event, occurring 300 million...

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Ian Sample and science correspondent Hannah Devlin discuss some of the science stories that have made headlines this week, from a glimpse of a black...

A supermassive black hole in the heart of a galaxy is the ultimate 800-pound gorilla of astrophysics. Not only do the most active ones suck in...

Supermassive black holes pose unanswered questions for astronomers around the world, not least “How do they grow so big?” Now, an international...

A black hole 360 million light years away from Earth suddenly begun shining brighter and consuming material within its pull. Scientists say it's the...

The looming financial black hole is forecast to grow to £109m by 2028.