Browsing All Posts filed under »relativity«

Earth-born Timelords

March 2, 2012


For the worriers who may read Changed Times, first a little perspective on things. Our own sun will last, as such stars do, another five to ten billion years before it finally gives up the ghost – or at least gives up the possibility of supporting a planetary lifeform such as our own. Even the […]

Suicidal gas cloud

February 13, 2012


Generally considered to be a “starving” black hole because it is not currently in the process of gobbling up the huge amounts of matter usually associated with these cosmic vaccum cleaners, it looks as though the dark giant at the centre of our own Milky Way is about to wake up with an appetite.

Something from nothing

December 14, 2011


It is an oft-quoted truism of theists in arguments with atheists that “You can’t get something from nothing.” Like many such truisms, it turns out it is not true at all.

News In Brief

November 30, 2011


Supra-light neutrinos confirmed It seems, from initial results, that the tests on the surprising results from CERN to check the speed of neutrinos has confirmed faster than light travel. The main reported possible source of error from the first results – the long pulses used for emmission of the neutrinos – was reduced to insignificance […]