How did life start? You would be talking to a Nobel prize winner if I could tell you that. Unfortunately nobody knows. There are a few theories around and a few advances have been made in this field but I will talk about the one that is most widely accepted in scientific circles. The starting [...]
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Supermassive Black Hole Not at the Centre of a Galaxy
The Hubble telescope has been looking for black holes and studying in particular the supermassive black hole in the most massive galaxy (M87). The supermassive black hole is not in the position that it is supposed to be in which is odd as supermassive black holes are supposed to be at the centre of galaxies. [...]
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Best Of The Web- Dark Matter & Energy Podcast
Dark matter and dark energy podcast lecture From the simple to the more complex. Podcast // Join the forum discussion on this post – (1) Posts
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Does Something Unknown Lurk at the Galactic Center?
It may be a bit of a long way away (26,000 ly) but it is an interesting place to go. At 26,000 light years away it would take 26,000 years as measured by clocks on Earth at the speed of light, and no time at all as measured by your watch. Time is relative, not fixed. [...]
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A New Human Race To Explore The Stars?
In an earlier post we talked about robots doing our dirty work and exploring the universe, relaying images back to us allowing us to see what they have found without actually risking our own necks. If you fancy a look then the post is here ”Is Humanity A Space Fairing Race?” . I have a funny [...]
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Using A Laser To Communicate With Aliens
A communication strategy that aliens might use instead of radio signals is to send brief and intense bursts of laser light across the galaxy – sort of like a signal lamp between two ships. Some space telescopes would be ideally suited to pluck out such a signal from the sky background. Why laser beams instead of radio transmitters? [...]
