Photo: Srdjan Zivulovic/Reuters
Matevž Lenarčič, the pilot of this Pipistrel Virus SW 914, aims to fly it into the record books as the lightest-ever plane to circumnavigate the globe—and the one to make the trip on the least amount of fuel. The Slovenian biologist, who began the voyage on 8 January, also plans to take pictures and measurements of climate-changing aerosols in areas of the sky for which climatologists currently have no data.