http://news.bbcnewsd73hkzno2ini43t4gblxvycyac5aw4gnv7t2rccijh7745uqd.onion/2/hi/uk_news/8621407.stm
Its flight path was planned to take it from Oxford to Prestwick to Lossiemouth to Newcastle and then back south. Among the researchers on board are specialists in atmospheric science. The aircraft - a Dornier 228 - is managed by the government-funded Natural Environment Research Council.