News tagged with black holes

Powerful jets from non-spinning black holes

A black hole is so simple (at least in traditional theories) that it can be completely described by just three parameters: its mass, its spin, and its electric charge. Even though it may have formed out of a complex mix of ...

dateNov 18, 2015 in Astronomy
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Image: A supermassive black hole in action

Scientists often use the combined power of multiple telescopes to reveal the secrets of the Universe – and this image is a prime example of when this technique is strikingly effective.

dateNov 17, 2015 in Astronomy
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Black hole awakens after 26 years

On 15 June 2015, V404 Cygni (V404 Cyg), a binary system comprising a sun-like star orbiting a black hole, woke up. A huge outburst of energy across the electromagnetic spectrum 'lit up' the sky. The last such outburst was ...

dateNov 05, 2015 in Astronomy
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What is the black hole information paradox?

In my day, things were simple. Robot dogs had wheels and laser noses. School was uphill both ways. Unwanted children removed themselves from lawns, and we didn't need those horrible electrified tentacle arms. The cut of my ...

dateOct 29, 2015 in Astronomy
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