| http://www.w3.org/ns/prov#value | - Re??search??ers have pro??duced fire??balls in the lab??o??ra??to??ry that bore a cer??tain re??sem??blance to ball light??ning. (Pho??to cour??te??sy U. of Inns??bruck) Jo??sef Peer and Al??ex??an??der Kendl of the Uni??vers??ity of Inns??bruck, Aus??tria, stud??ied the el??ect??ro??mag??net??ic fields as??so??ci??at??ed with dif??fer??ent types of light??ning strikes.
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