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Tag Archives: 14+

alien communication [try it]

Back in 1974, a message was beamed out from the Arecibo radio telescope towards the globular cluster M13. The hope is that it will be intercepted by some alien civilization that will then study it and learn some basic things about us. The full message, encoded as a string of two distinct patterns, is given […]

amateur X-ray astronomy [try it]

You don’t always need a telescope to do astronomy in your backyard. Data from all the great space-borne observatories (like Hubble, Chandra, Spitzer, etc.) are publicly available for people to peer through and analyze on their own. All you need is a computer and a functional internet connection. The only things stopping people is that, […]