The vast jungle interior of Brazil is a difficult place to reach – there are few roads, and travelling by river is very slow. Could airships be the key to supplying remote Amazonian outposts? Standing ...

Amazon has patented a drone that can turn into a mini airship, a tech mashup that we'd assume was a late April Fools' joke were it not for the retail behemoth's obsession with UAVs. The patent, filed ...