ch4 had more science
The vortexing / scouring
the seismometer traces
the apparently pre-existing cracks in the meteoritic material
the radient heat ,reported by observers , leading to zeroing-in on
ground-fall material
half of the BBC effort was repeat and then all that extraneous musak as well
to make up for it, S@N seems to have adopted my choice of lead presenter ,
from the thread here , april last year
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Southampton public talks on science topics
http://www.divdev.fsnet.co.uk/scicaf.htm
others around the country
http://www.cafescientifique.org