From: bill.sloman@ieee.org   
      
   On 30/12/2025 3:04 am, john larkin wrote:   
   > On Mon, 29 Dec 2025 18:43:12 +1100, Bill Sloman    
   > wrote:   
   >   
   >> On 29/12/2025 3:17 am, john larkin wrote:   
   >>> On Mon, 29 Dec 2025 03:08:19 +1100, Bill Sloman    
   >>> wrote:   
   >>>   
   >>>> On 29/12/2025 2:56 am, john larkin wrote:   
   >>>>> On Sun, 28 Dec 2025 13:24:47 +0000, brian    
   >>>>> wrote:   
   >>>>>   
   >>>>>> In message , john larkin   
   >>>>>>  writes   
   >>>>>>> Astronauts who've handled Martian   
   >>>>>>> soil samples report it smells like spent gunpowder or hot metal, but   
   >>>>>>> the pervasive smell on the planet would be dominated by sulfur.   
   >>>>>>>   
   >>>>>>   
   >>>>>> Why does it need astronauts to do that ?   
   >>>>>   
   >>>>> That's obviously google AI stupidity. Nobody has been to Mars and no   
   >>>>> samples have been returned.   
   >>>>   
   >>>> https://en.wikipedia.org/wiki/Mars_sample-return_mission   
   >>>>   
   >>>>> But it's probably stinky. And deadly.   
   >>>>   
   >>>> John's not entirely correct. There are meteorites that have fallen to   
   >>>> earth that seem to have been kicked off Mars.   
   >>>   
   >>> "Seem to" !   
   >>>   
   >>> The theory is good for selling museum tickets.   
   >>   
   >> As the wikipedia page points out, the trace element profiles match those   
   >> seen by the Mars rover.   
   >>   
   >> It's be better founded theory than you want to acknowledge, probably   
   >> because you haven't got a clue about the science that backs it up.   
   >   
   > Oh, I've worked with TOF atom probe spectroscopy and backscatter   
   > analysis and analytical NMR and all sorts of exotic physics.   
      
   But not with neutron activation or emission spectroscopy?   
      
   > Physicists need help with circuits.   
      
   Circuit design is a specialised skill. You seem to need to learn more   
   about it   
      
   > But a lot of the solar system has rocks with similar isotopic content.   
      
   "Similar"?   
      
   > Declaring a meteorite to be a chunk knocked off Mars is a real   
   > hand-waver.   
      
   That kind of argument doesn't get into the peer-reviewed literature.   
      
   https://en.wikipedia.org/wiki/Martian_meteorite   
      
   --   
   Bill Sloman, Sydney   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)