A simple english explanation of how distances to stars etc. are measured in astrophysics. (Warning: not scientifically rigorous.)
The Great Filter is an explanation addressing the Fermi paradox, explaining why, if alien life exists in the universe, we have not seen it yet. Fun stuff.
The seven finest galaxies visible to amateur astronomers [Click on a picture to scroll through in high resolution.] ❧
Nobody can quite say which of these two men’s great words outdo the other. As Thomas Carlyle said, “History may be called, more generally still, the Message, verbal or written, which all Mankind delivers to everyman,” or, as Lord Kelvin himself put it, “When you can measure what you are talking about and express it in […]
The supreme arrogance of religious thinking: that a carbon-based bag of mostly water on a speck of iron-silicate dust around a boring dwarf star in a minor galaxy in an underpopulated local group of galaxies in an unfashionable suburb of a supercluster would look up at the sky and declare, ‘It was all made so […]
If there is any fundamental quality of nature that has eluded physicists and sparked debates of a fearful scale, it is the question as to whether the universe has a simple (beautiful) underlying principle that runs quite everything in existence. Undoubtedly, the dream of every physicist is, as Leonard Lederman creatively summed it up, ‘…to […]
To commemorate my short tryst with the study of our Universe, I decided to compile a set of seven of the best photographs available, each describing one of seven phenomenon/bodies that have eluded physicists or struck them as remarkable. In order, we have, ❧ Neutrinos (Super-K Neutrino Observatory) Wormholes Black Holes (‘Black Holes ain’t so […]