Comments on: Black holeday: look out, we’re all going to die. Maybe. http://www.crikey.com.au/2008/05/22/black-holeday-look-out-were-all-going-to-die-maybe/ now with extra source Tue, 24 Nov 2009 02:31:25 +1100 http://wordpress.org/?v=2.8.6 hourly 1 By: Ben@Crikey http://www.crikey.com.au/2008/05/22/black-holeday-look-out-were-all-going-to-die-maybe/#comment-15803 Ben@Crikey Thu, 01 Jan 1970 10:00:00 +0000 #comment-15803 Fortunately my clumsy fingers, transposing 7 and 1 will not be anywhere near the controls. Fortunately my clumsy fingers, transposing 7 and 1 will not be anywhere near the controls.

]]> By: Steve Elliott http://www.crikey.com.au/2008/05/22/black-holeday-look-out-were-all-going-to-die-maybe/#comment-15804 Steve Elliott Thu, 01 Jan 1970 10:00:00 +0000 #comment-15804 Ben Sandilands says: "Super magnets [...] will drive sub atomic particles around a 27 kilometre long circular speedway at temperatures of –217 C at 99.99999999% the speed of light " That should be -271degC and it is the magnets at that temperature. The particles themselves don't have temperature in that sense - except when they interact with other particles to release kinetic energy. Ben Sandilands says:
“Super magnets […] will drive sub atomic particles around a 27 kilometre long circular speedway at temperatures of –217 C at 99.99999999% the speed of light “

That should be -271degC and it is the magnets at that temperature. The particles themselves don’t have temperature in that sense - except when they interact with other particles to release kinetic energy.

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