SOLAR-POWERED PLANES TAKE FLIGHT

Summary from the TLDR newsletter

Solar-powered planes could lead to new alternatives for aerial surveillance and telecommunications. Aviation giants, telecommunication companies, venture investors, and the military are already spending millions of dollars developing the technology. These planes never need refueling and can stay in the air as long as the sun is shining. Advances in battery technology have finally made it feasible to power a solar plane through the night.