http://www.bbcweb3hytmzhn5d532owbu6oqadra5z3ar726vq5kgwwn6aucdccrad.onion/news/technology-61409558
The drones are large, 10m (32.8ft) wingtip to wingtip, with a range of 1,000km (621 miles) and able to carry up to 100kg (220lb). They are powered by two internal combustion engines. Chris Paxton, head of drone trials at Royal Mail, told the BBC the drones were originally designed to deliver aid in Africa. "They are able to take off in a relatively short space and land in a similar short area.