Tag: Universe
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In the universe, how many galaxies are there?
A galaxy is a massive collection of gas, dust and billions of stars all bound together by the force of gravity. Galaxies are also...
Frank Drake died, but his equation for alien intelligence is more relevant than ever.
How many intelligent civilisations should there be in our galaxy right now? In 1961, the US astrophysicist Frank Drake, who passed away on September...
Four ways AI is helping astronomers learn about the universe
Astronomy is all about data. The universe is getting bigger and so too is the amount of information we have about it. But some of...
