The first round-the-world solar powered flight landed in Mandalay, Myanmar, on Thursday night (March 19), on the third-leg of its five-month journey of 35,000 km (22,000 miles). The Solar Impulse 2 arrived in at 8pm local time, after leaving the Indian city of Varanasi earlier in the day. The plane is only as heavy a family car (2,300 kg, 5,100 pounds) and but has a wingspan as wide as the largest passenger airliner. Its journey […]